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Running Head: SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 1
Sheltered Instruction Observation Protocol (SIOP) Model:
In Search of Effective Instruction for English Language Learners
Jamie L. Embree
Texas Woman’s University
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 2
Abstract
In this paper, I first examine the demographic and academic trends of English Language
Learners (ELLs) enrolled in the United States school system, highlighting the need for research-
based programs that guarantee ELLs receive high-quality instruction within the mainstream
classroom. Next, I will introduce the Sheltered Instruction Observation Protocol (SIOP) Model
by examining the eight components and thirty features within the SIOP Model, giving greater
attention to the specific components/features believed critical to the novice teacher. Then, I will
consider the model’s strengths and weaknesses, and ponder whether I believe the SIOP Model
would allow for effective instruction of English Language Learners.
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 3
Sheltered Instruction Observation Protocol (SIOP) Model:
In Search of Effective Instruction for English Language Learners
Currently, English Language Learners (ELLs) represent the fastest growing population in
the United States school system (NEA, 2008). Demographic projections signal that the total
number of ELLs enrolled in public schools will continue to set unprecedented records every year
from now until the year 2020 (NCEL, 2012). Soon, one in every four students will be identified
as an ELL (NEA, 2008). With this knowledge, every teacher should expect to have ELLs in
his/her classroom.
As the number of students with diverse backgrounds grows, all teachers must be prepared
to meet the unique learning needs of students with limited English proficiencies.
Teachers must understand ELLs are not simply a homogenous group of learners (Morrow,
Gambrell, & Pressley, 2011). While it is true that the majority, approximately 80%, of ELLs in
the United States identifies Spanish as their native language, research confirms ELLs speak more
than 325 different languages (NCELA, 2011). In fact, ELLs also vary greatly in many other
aspects which include, but not are limited to, a student’s age, country of origin, socioeconomic
status, educational backgrounds, and personal learning styles (Morrow et al., 2011). Sadly,
many teachers are not adequately trained to meet the academic needs of this growing diverse
population.
The National Assessment for Educational Progress (NAEP) reported in 2009 that the
academic achievements of ELLs in both Reading and Mathematics continue to remain
significantly lower than native English speaking students. Even more troubling, however, is the
unduly, high number of ELL school dropouts documented each year. The glaring truth is, native
English speaking students are not patiently awaiting their ELL peers to catch up with them
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 4
academically (Cummins, 2001). Lowering academic standards for those students who struggle
with grade-level content can no longer constitute as an acceptable instructional approach. So,
how do educators increase the likelihood that ELLs achieve high levels of academic success?
Current research provides promising evidence that bilingual education is highly
successful in closing the achievement gap of ELLs. A study conducted by Thomas & Collier
(2002) found that after receiving 5-7 years of formal education, bilingually educated students
outperformed monolingual students. Bilingually schooled students were also noted to have a
considerably lower dropout rate (Thomas & Collier, 2002). While bilingual education is
favored, unfortunately it is not always possible.
Budgeting funds in schools today are clearly not strong enough to support such an
endeavor as bilingual education. More often than not, monies to hire education professionals
who are proficient in a cornucopia of languages simply do not exist. Despite initiatives put forth
by the No Child Left Behind Act to improve student achievement and close the educational gap
by calling for every classroom to have highly-qualified teachers by 2006, few states mandate that
teachers receive professional training in second language acquisition, or English as a second
language (ESL) methodologies (Short & Echevarria, 2005). In fact, many ELLs receive
instruction from content-specific teachers who are completely unaware of the cross-cultural
background training needed to support students’ language development as they struggle to reach
high academic standards. Teachers now face multiple challenges and must turn to research-
based programs that help them meet the formidable task of guarantying all ELLs, regardless of
native language, receive high-quality instruction within the mainstream classroom.
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 5
Inception of the Sheltered Instruction Observational Protocol (SIOP) Model
Sheltered instruction is one such instructional approach widely proven in the educational
arena to help teachers meet the academic needs of learners with limited English proficiencies.
Sheltered instruction can best defined as an instructional approach that makes grade-level,
academic subject content (Reading, Mathematics, Science, etc.) comprehensible for ELLs while
simultaneously promoting students English language development (Short & Echevarria, 2005).
Though educators have been delivering varying degrees sheltered instruction for many years,
until recently, there was no research-driven, explicit model of sheltered instruction in existence
that teachers could use effectively in the classroom (Short & Echevarria, 2005).
To investigate the effects of sheltered instruction on the academic achievement of
students with limited English proficiencies, The Center for Research on Education, Diversity &
Excellence (CREDE) conducted a seven year study (1996-2003). Over the course of this study,
principal researchers Jana Echevarria, MaryEllen Vogt, and Deborah Short collaborated with
middle school teachers from both eastern and western U. S. school districts varying greatly in
student demographics. Findings from this study resulted in the development of the Sheltered
Instructional Operational Protocol (SIOP). In its inception, SIOP was used primarily as an
observational tool that aided the abilities of researchers to conclude whether or not those teachers
being observed were using sheltered instruction techniques in the classroom and, if so, to what
extent.
In subsequent years, the protocol underwent further analysis in which collected data
confirmed SIOP as “a highly reliable and valid measure of sheltered instruction” (Guarino,
Echevarria, Short, Schick, Forbes, & Rueda, 2001). Several succeeding research studies
provided further evidence that ELLs placed in classrooms with teachers adequately trained in
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 6
implementing SIOP were consistently noted to outperform, making significantly greater
academic gains than those ELLs with teachers with no previous professional development
training in SIOP (Echevarria, Vogt, & Short, 2013). Currently, the SIOP Model is nationally
recognized as the only “research-validated model of sheltered instruction” and is being
successfully implemented in thousands of districts across all fifty states in the United States as
well as many other countries (Echevarria et al., 2013, p. xi).
Most commonly, the SIOP Model is used as a framework for lesson planning and
instruction delivery. The SIOP Model consists of eight broad components and thirty specific
features (Echevarria et al., 2013). The eight SIOP components are as follows: Preparation,
Building Background, Comprehensible Input, Strategies, Interaction, Practice and Application,
Lesson Delivery, and Review and Assessment. Each component and feature of the SIOP Model,
as well as any supporting details discussed in the pages to follow, has been adapted from the text,
Making Content Comprehensible for English Learners: The SIOP Model, by Echevarria, Vogt,
and Short (2013) unless noted otherwise.
Lesson Preparation Component of the SIOP Model
Few educators would disagree on the importance of lesson preparation, as it is the likely
the most decisive factor in assuring grade-level content is made accessible to each and every
student. For those learners with limited English proficiencies, the quality of a teacher’s lesson
preparation becomes even more critical. To maximize student learning, special planning must be
devoted to determining how to design lessons that are comprehensible and challenging for all
students. Within the lesson preparation component, the SIOP Model highlights six key features
as being essential in helping guide students on their path to academic success.
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 7
SIOP Feature 1: Content objectives clearly defined, displayed, and reviewed with
students. Determining exactly what knowledge and skills students need to acquire should
always be the first step in a teacher’s lesson preparation. Students’ learning objectives must be
specifically aligned with grade-level, content area state standards. Possibly due to the
comprehensive nature of state standards, teachers may find writing student learning objectives
difficult to articulate; however, most would agree that content objectives are an essential element
of the instructional plan and well worth the effort. Having sound instructional goals identified
early on in the lesson planning process will greatly influence future instructional decisions.
SIOP Feature 2: Language objectives clearly defined, displayed, and reviewed with
students. A fundamental distinction between SIOP and regular content instruction is the
presence of language objectives. Effectively written language objectives are directly related to
the language demands and learning tasks necessary for students to master previously defined
content objectives (Short & Echevarria, 2005). Though many teachers may be unfamiliar with
the process of writing language objectives, doing so is of particular importance for ELLs in that
developing language proficiency is essential to their academic achievement.
To be effective, all students must understand learning expectations; therefore, it is
imperative that both content and language objectives are communicated orally and in written
format in a manner that is comprehensible to students. When situations arise in which ELLs lack
the language knowledge to fully understand learning objectives, the teacher should modify
objectives without lowering expectations for ELLs, such support can be as easy as using very
basic language, pictures, and/or emphasizing key words.
SIOP Feature 3: Content concepts appropriate for age and educational background
level of students. Central to the SIOP Model, ELLs should be taught and learn the same grade-
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 8
level content knowledge as their native English speaking peers. Obviously, accomplishing this is
no easy feat; teachers must be committed to providing ELLs with quality accommodations,
knowing that the time devoted will make a positive impact on their academic successes. When
preparing to teach grade-level content to ELLs, the SIOP Model recommends that careful
consideration must be given to the following factors: student’s native language literacy skills,
English literacy proficiency, cultural implications, age appropriateness, and difficulty of
information being presented. In instances where ELLs lack the knowledge necessary to grasp
grade-level concepts being taught, best practices are not to resort to lowering academic standards
by minimizing ELLs exposure to challenging content, but rather to scaffold learning experiences
that facilitate the building of background knowledge and skills needed to be successful.
SIOP Feature 4: Supplementary materials used to a high degree, making the lesson
clear and meaningful. The old adage, “a picture is worth a thousand words” is especially true
with ELLs as supplementary materials greatly reduce the language load required to understand
and complete challenging learning activities. SIOP instruction calls for teachers to regularly
integrate known effective supplementary materials such as hands-on manipulatives, visual aids,
multimedia, demonstrations, adapted texts, and thematic sets within lessons in order to aid in an
ELL’s ability to drawing meaning from unfamiliar and/or difficult concepts. Also, using
supplementary materials regularly in the classroom makes for learning experiences that are much
more meaningful and enjoyable for ELLs.
SIOP Feature 5: Adaption of content to all levels of student proficiency. When
planning lessons, teachers must contemplate how grade-level texts and resource materials may
be adjusted without lowering expectations or reducing content information. Teaching from a
single textbook will surely not best serve the various intelligences and language proficiencies of
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 9
all students. To assist ELLs understanding of complex grade-level reading materials, SIOP
recommends teachers should plan to include graphic organizers, outlines, highlighted text, and/or
recorded texts into lessons. Also, whenever possible, the teacher should incorporate learning
materials in students’ native languages, thus providing ELLs with multiple opportunities to gain
content knowledge in a more accessible manner.
SIOP Feature 6: Meaningful activities that integrate lesson concepts with language
practice opportunities for reading, writing, listening, and/or speaking. Under the SIOP
Model, and with teachers’ thoughtful lesson planning, students are afforded many opportunities
to engage in authentic learning experiences. All learning activities should be purposely crafted
to allow students ample time to practice mastering content knowledge while also gaining
proficiency in English language literacy skills. Role playing, for example, is an effective and
meaningful activity that enables students to acquire content knowledge and develop language
skills simultaneously.
Building Background Component of the SIOP Model
Background knowledge is essential for text comprehension (Graves, Juel, Graves, &
Dewitz, 2011). ELLs, often have life experiences unlike those of native English speaking
students, which may affect their ability to successfully comprehend grade-level concepts and/or
textbooks that are often tailored to English majority students. However, SIOP experts,
Echevarria and Vogt (2010), advise against unreasonable teacher judgments that mistakenly view
ELLs as lacking prior knowledge. It is more appropriate, rather, for teachers to assume there is
“a mismatch between what they have experienced and learned, and the topic” being taught
(Echevarria and Vogt, 2010, p. 10). When building ELL’s background knowledge, the SIOP
Model outlines that special consideration must be given to the three specific features.
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 10
SIOP Feature 7: Concepts explicitly linked to students’ background experiences.
Prior to introducing a new concept, the teacher should briefly and informally assess students’
prior knowledge of an upcoming topic. For ELLs with limited topic knowledge and/or personal
related experiences, it is the responsibility of the SIOP teacher to assist them in building the
background knowledge necessary to make meaningful connections with new concepts and
information being presented. Supplementary materials, mentioned afore, are extremely
beneficial to ELLs as they provide context and a point of reference, essential for adequate
student comprehension of unfamiliar content. Also, discussions with the student(s),
brainstorming, completion of a KWL chart, and/or a variety of focused mini-lessons are a few
other methods the teacher might also utilize to help build important background knowledge.
SIOP Feature 8: Links explicitly made between past learning and new concepts.
Students learn best when given the opportunity to link previously learned knowledge with new
understandings. ELLs can often experience difficulty making connections between prior
learning and new information being presented. With this knowledge, teachers of ELLs must
provide explicit links between prior lessons and current learning, which can be effectively done
by quickly reviewing past learning materials and/or through eliciting student responses from
questions like, “Who can tell me what we learned yesterday?”
SIOP Feature 9: Key vocabulary emphasized. Without question, vocabulary is one of
the biggest challenges that ELLs have to overcome in order to develop proficiency in the English
language and achieve academic success. The SIOP Model proposes teachers must consciously
provide ELLs with explicit academic vocabulary instruction on word(s) deemed significant in the
understanding of important concepts.
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 11
SIOP highlights a variety of research-based methods proven effective in developing
ELL’s vocabulary knowledge and offers several suggestions to guide both content and general
academic vocabulary instruction. For example, when introducing new vocabulary, best practices
are to present key terms in context, rather than in isolation. Students, too, should be afforded the
opportunity to become active participants in their own vocabulary development; this can be
accomplished by also allowing for student self-selection of unknown terminology and/or having
ELLs create personal dictionaries which they may use as a later reference. In all, teachers must
make a concerted effort to provide students with a vocabulary-rich learning environment that
helps to foster students’ language development.
Comprehensible Input Component of the SIOP Model
Students acquire language when they receive sufficient comprehensible input (Krashen,
1985). While the language development among students may vary widely, the SIOP teacher
provides extensive use of scaffolding techniques, guaranteeing that all students receive an
abundance of comprehensible input throughout their academic day. The SIOP Model outlines
three features that, when applied consistently, significantly increase the likelihood that a
teacher’s language is sensitive to the various linguistic needs of all students.
SIOP Feature 10: Speech appropriate for students’ proficiency levels. A teacher’s
language should be adapted to compliment students’ levels of English proficiency. ELLs with
little English proficiency greatly benefit when speech is adjusted to a slower rate and when the
teacher also stresses clear enunciation of words. Teachers should remain cognizant to reduce the
complexity of their speech by simplifying speech patterns according to students’ levels of
English proficiency as needed. SIOP offers some practical teaching ideas to ensure speech is
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 12
comprehensible, such as avoiding idioms, frequent use of using paraphrasing and repetition,
highlighting cognates, and thoughtful use of sentence structure.
SIOP Feature 11: Clear explanation of academic tasks. Students must understand
precisely what they are expected to accomplish. When giving instructions to ELLs, the SIOP
Model suggests presenting directions in a step-by-step format, modeling or demonstrating each
step, sharing with students a model of the finish product, and providing students with directions
both verbally and in writing.
SIOP Feature 12: A variety of techniques used to make content concepts clear. The
SIOP Model recommends the use of various instructional techniques that are effective in making
communication much more understandable. Examples include the apt use of gestures, facial
expressions, objects to clarify speech, offering students previews of learning material to be
taught, providing students with models associated with learning activities or additional visual
support via multimedia and/or technology, and using graphic organizers. Also, varying the ways
in which students demonstrate their understandings of information and concepts is especially
important for beginning levels of ELLs as they may have difficulty articulating newly acquired
knowledge orally or in writing. This does not mean, however, that they do not understand.
Lastly, teachers of ELLs must understand that recurrent exposures to vocabulary, concepts, and
skills are essential in order for those students to develop proficiencies in English literacy skills
and fully comprehend academic content.
Strategies Component of the SIOP Model
Strategy instruction is another important component of the SIOP Model. Regardless of
native language, students use the same cognitive strategies when trying to make sense of what
they are reading and/or learning. Because the ultimate goal of teaching is for all students to
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 13
become competent, independent thinkers, the SIOP Model provides teachers with a framework,
outlined through three key features, for assisting ELLs in becoming successful, strategic learners.
SIOP Feature 13: Ample opportunities provided for students to use learning
strategies. To promote student learning, the SIOP Model highly encourages the explicit
teaching, modeling, and frequent practice of the three specific sets of learning strategies:
metacognitive, cognitive, and language learning. Metacognitive learning strategies require the
learner to monitor his/her own thinking. Predicting, generating questions, monitoring and
clarifying, evaluating and determining importance, summarizing, and visualizing are all
examples of metacognitive strategies the teacher should emphasize throughout lessons.
Cognitive learning strategies are those methods a student actively employs to self-regulate
learning in order to help them to achieve a specific goal. Cognitive activities may include re-
reading, highlighting key information, and/or completing a graphic organizer. Language
learning strategies are the techniques language learners utilize when trying to improve language
skills. For instance, sounding out an unknown word by breaking it into syllables is but one of
many language learning strategies that students must apply. Language learning strategies also
include social-affective strategies that students use to develop and gain language proficiency
through discussion and interaction with others. Through the explicit teaching, modeling, and
practice of learning strategies, students develop an awareness of their own learning processes and
learn how to self-regulate those processes. Students become active thinkers, a prerequisite for
highly effective learning.
SIOP Feature 14: Scaffolding techniques consistently used, assisting and supporting
student understanding. The extensive use of scaffolding, before, during, and after learning
instruction is absolutely crucial when working with ELLs. Quality scaffolded instruction
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 14
provides students with the support needed for learning challenging concepts and completing
difficult tasks, without the teacher having to reduce the complexity of material being taught. To
assist ELLs in learning language and content, the SIOP Model highlights three effective types of
scaffolding: verbal, instructional, and procedural. Verbal scaffolding techniques such as
paraphrasing, think-alouds, and simplified speech should be used regularly throughout the lesson
to teach and clarify concepts. ELLs also benefit from a teacher’s instructional scaffolding, such
as providing students with models and/or graphic organizers. Furthermore, SIOP teachers vary
the degree of student support through procedural scaffolding, more commonly referred to as
grouping techniques. Examples of procedural scaffolding that afford students a continuum of
teacher support ranging from highly structured activities such as explicit teaching, modeling, and
guided practice to those independent activities that require very little teacher support. SIOP
teachers understand that scaffolded instruction should always promote student independence
through the gradual release of responsibility. As students acquire more knowledge and
experiences, the teacher decreases the amount of support, thus allowing students the opportunity
to become skillful, independent learners.
SIOP Feature 15: A variety of questions or tasks that promote higher-order
thinking skills. Though it is common knowledge that teachers need to ask questions that
promote students’ critical thinking skills, even those teachers with good intentions can be guilty
of asking students too many lower-level questions (Stoops-Verplaetse, 1998). In the classroom,
this is especially true for ELLs as they are often only asked lower-end, simple recall questions
that require only one word responses. This SIOP feature highlights the fact that ELLs, including
those students in beginning stages of language acquisition, are capable of thinking critically.
Teachers must know students’ current stages of language acquisition in order to design
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 15
appropriate learning tasks and formulate higher-order questions that scaffold the ELL’s literacy
development.
Interaction Component of the SIOP Model
Interaction is perhaps one of the most powerful dynamics a teacher can use when creating
a positive and productive learning environment that nurtures students’ literacy development. In
the mainstream classroom, “English learners are often marginalized and their opportunities to
interact minimized” (Stoops-Verplaetse, 1998, p. 24). Recognizing this unfortunate truth, the
SIOP Model emphasizes that students must be afforded many opportunities throughout the
school day to interact with others, both socially and academically, in order for ELLs to become
proficient in English.
SIOP Feature 16: Frequent opportunities for interaction and discussion between
teacher/student and among students, which encourage elaborated responses about lesson
concepts. Teachers of ELLs must make a concerted effort to provide students with opportunities
to regularly engage in meaningful and productive classroom interactions by establishing a
balance between teacher and student talk. Effective SIOP teachers will design instruction that is
centered on increasing students’ oral interactions and their use of academic talk.
Still, teachers must be patient, with the knowledge that that ELLs go through natural
stages of language acquisition. Often, ELLs will go through a silent period, during which time
the SIOP teacher should be attentive and considerate to not force ELLs to engage in oral
production before they are ready (Carrasquillo, 1994). In such a learning environment, where
students do not feel pressured or anxious, SIOP teachers support ELLs to becoming less reticent,
taking greater risks with their language production.
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 16
With the understanding that ELLs are often passive learners, the SIOP teacher
encourages ELLs to actively participate in classroom dialogues and elaborate on their responses.
Appropriate teacher response might entail, “Can you tell me more about…?” Teachers and
students alike must have a mutual understanding that learning a second language is a complex
process, during which time language learners may be apprehensive to communicate verbally for
fear of making mistakes. Because the goal of interactions is to provide students with continuous
language exposure, SIOP instruction also recognizes effective classroom interactions need not
always be verbal exchanges, but can be in accomplished in written form as well. Most
importantly, when interacting with students, teachers must consistently use encouragement as a
means by which to support language learners in developing healthy academic attributes.
SIOP Feature 17: Grouping configuration support language and content objectives
of the lesson. To further promote student interactions, teaching instruction should vary in
grouping (whole, small, and independent). At minimum, each SIOP lesson should consist of two
different group configurations. While the grouping of students by ability for targeted instruction
does have benefits, effective SIOP teachers firmly believe that the grouping of students should
not always be at the students’ instructional level and must remain flexible. An observational
finding by Stoop-Verplaetse (1998) noted that certain grouping configurations, such as small-
group, facilitated greater opportunities for ELLs to interact with more knowledgeable peers and
also their teacher than did whole-class instruction. Such grouping provided learners with
increased chances for comprehension of targeted content and language objectives of the lesson.
SIOP Feature 18: Sufficient wait time for student responses consistently provided.
Teachers trained in SIOP provide an adequate amount of wait time before calling on students to
answer questions as well as before responding to students; this simple act of delay allows for
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 17
more thoughtful responses. When interacting with students, the teacher must be mindful that the
extent of wait time deemed appropriate may vary substantially according to one’s culture and
level of language proficiency. Additional wait time must be permitted for ELLs to process
information and fully express ideas.
SIOP Feature 19: Ample opportunity for students to clarify key concepts in L1 as
needed with aide, peer, or L1 text. Research indicates that numerous academic skills learned
in L1 transfer to L2; therefore, whenever possible, teachers of ELLs should draw on both
languages to explain concepts. Other individuals, such as students, parents, and/or other
teaching professionals who speak the same language and demonstrate higher levels of English
proficiency can be extremely helpful resources. ELLs should have unlimited classroom access to
numerous bilingual learning materials, such as dual language dictionaries, online word
translators, and reading materials in one’s native tongue. It has also been noted that for students
with low levels of English proficiencies, opportunities to use native language literacy skills to
familiarize and clarify concepts made writing and reading in English easier and more enjoyable
(Kelman, 1996).
Practice and Application Component of the SIOP Model
In order to master targeted skills, students must be given ample time to practice and apply
newly acquired information. ELLs, in particular, benefit from being granted multiple, varied
practice opportunities to better hone recently learned skills. Within this component of SIOP,
three features outline several methods by which teachers can make certain ELLs are provided
with quality practice and the adequate amount of time to successfully apply both content and
language knowledge.
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 18
SIOP Feature 20: Hands-on materials and/or manipulatives provided for students
to practice using new content knowledge in the classroom. Hands-on learning materials
and/or manipulatives are important tools that make content comprehensible for ELLs as they
provide students with the ability to actively construct new meanings of otherwise abstract ideas.
SIOP highlights, hands-on materials and/or manipulatives are especially beneficial to ELLs
because using such tools significantly lessens the language capacity required to actively
participate in learning activities. Hands-on materials also give ELLs the opportunity to confirm
new understandings, which is a gratifying experience that in turn helps build confidence in
learning abilities, making learning challenging content much more interesting and enjoyable.
SIOP Feature 21: Activities provided for students to apply content and language
knowledge. SIOP instruction asserts that students who learn a new language need not only
practice applying newly acquired content knowledge, but also practice using new language
knowledge in the classroom as well. SIOP recommends a few meaningful activities, effective in
making abstract ideas more tangible for ELLs, while also integrating practice of both content and
language knowledge. SIOP suggestions include having students use graphic organizers to
synthesize information, discuss and solve problems in cooperative learning groups, write in
student journals, and sharing in literature circles.
SIOP Feature 22: Activities integrate all language skills. SIOP teachers are
knowledgeable of how each of the four language processes (reading, writing, listening, and
speaking) are interconnected and reciprocally supportive of one another. Because effective SIOP
teachers are aware that practice in any one language skill will ultimately promote the
development of other language skills, many opportunities are made available for ELLs to
practice daily using each of the language processes, in a cohesive manner.
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 19
Lesson Delivery Component of the SIOP Model
Within the lesson delivery component, effective SIOP teachers are encouraged to place a
heavy emphasis on both content and languages, making certain students are actively involved in
meeting the specified learning objectives.
SIOP Feature 23: Content objectives clearly supported by lesson delivery. Like
mentioned before in the Lesson Planning component of SIOP, understandable content objectives
need to be presented to students both verbally and in written format. During the lesson, when
students are engaged in related learning tasks, the teacher must support ELLs learning by making
explicit connections to content objectives. Also, by referencing back to the content objectives
frequently throughout the lesson, the teacher increases the likelihood of on-task student
behaviors.
SIOP Feature 24: Language objectives clearly supported by lesson delivery.
Language objectives are the hallmark of SIOP instruction. Similar to content objective, language
objectives must be discussed and reviewed with students. Delivery of the lesson must address
and support language objectives.
SIOP Feature 25: Students engaged 90% to 100% of the period. Students with
teachers who are effectively trained in SIOP are noted to be on-task and actively engaged in the
learning process 90-100% of the time. To ensure high levels of student engagement during
delivery, lessons must provide differentiated instruction so as to accommodate those students
with various levels of English proficiencies. Also, simply providing opportunities for student
choice allows students to become active participants in the learning process.
SIOP Feature 26: Pacing of the lesson appropriate to students’ ability levels.
Establishing the proper rate at which to present new information to students can be challenging,
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 20
especially in classrooms that have native English speaking students and ELLs of multiple
proficiencies. SIOP trained teachers recognize that the pacing of lessons will fluctuate according
to the students’ level of prior knowledge and degree of difficulty of the lesson to be taught.
SIOP experts suggest teachers manage appropriate pacing and maintain student interest by
establishing task procedures and classroom routines early on, providing differentiated
instruction, using collaborative learning activities, designing thematic units, and forming
partnerships with the appropriate language specialist(s).
Review and Assessment Component of the SIOP Model
Even though the Review and Assessment happens to be the eighth and final component
of the SIOP Model, there is no hierarchy associated with the components. What is important to
the SIOP Model, however, is that each component and key features are implemented into every
lesson. Effectively trained SIOP teachers use assessments throughout lessons in order to gain a
greater understanding of students’ strengths, weaknesses, and interests. Information gleaned
from assessments must guide future teaching instruction, carefully tailored to meet students’
multiple learning needs. In order for teaching instruction to be successful, review of key
information is absolutely essential in helping ELLs determine importance. According to the
SIOP Model, review is not intended to be an activity that simply precedes formal assessments;
rather, it is an activity that continuously reoccurs throughout the entire lesson.
SIOP Feature 27: Comprehensive review of key vocabulary. The SIOP Model
suggests utilizing instructional practices to better support students’ development of academic
language through the review of key vocabulary. When reviewing vocabulary, the teacher should
relate new words to other words that follow the same pattern, thus emphasizing language
structures and patterns by drawing special attention to word tense, parts of speech, and sentence
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 21
structure. Multiple, varied exposures to newly learned words periodically throughout the lesson
increase ELLs familiarity with the English structures and also helps students better remember
words, which is essential for comprehension.
SIOP Feature 28: Comprehensive review of key content concepts. Content concepts
must be reviewed often during the lesson. Pausing momentarily during instruction to briefly
summarize information is one method SIOP suggests for informally reviewing content concepts.
Equally important is the review of content concepts at the conclusion of the lesson. SIOP
teachers recommend using sentence starters such as, “I wonder…I discovered…I still want to
know…I learned…I still don’t understand…I still have a question…I will ask a friend” as
effective end of lessons review of concepts.
SIOP Feature 29: Regular feedback provided to students on their output. To
support students’ proficiency in English, effective SIOP teachers provide students with frequent,
positive feedback, thereby placing value on each student’s contribution. Academic feedback
should always be constructive and focused on helping students clarify any misunderstandings
while also encouraging them to think further. SIOP teachers’ feedback should be given orally, in
writing, and through facial expressions and body language. For example, a smile, high five, or a
gentle pat on the back are but a few specific ways teachers can express students’ academic
efforts are fully supported.
SIOP Feature 30: Assessment of student comprehension and learning of all lesson
objectives throughout the lesson. In SIOP lessons, student assessments must not always be
formal. Informal assessments, too, should be given frequently before, during, and at the end of
lessons to gauge levels of student comprehension. SIOP teachers understand the importance of
embedding assessments into the lesson’s learning activities so as to determine whether or not
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 22
students are indeed progressing toward grasping the content and language objectives. Self-
evaluations, for example, are but one type of informal assessment that when administered often
before and/or at the conclusion of lessons, allow the teacher greater insight of individual
strengths, weaknesses, and interests (Sharkey, 1994). Teachers, then use results from
assessments to plan and adopt future instruction, which is crucial in determining those learners
who may be in need of re-teaching and/or additional, more concentrated interventions.
Critical Review of the SIOP Model
Even though most would agree on the importance of using sheltered instruction
techniques in the classroom as an effective means to support students’ comprehension of content,
not all educators share a favorable view of the SIOP model. Common criticisms of the SIOP
Model include teachers, already feeling pressured to cover all of the required curriculum within
strict time constraints, report implementation of the SIOP model in its entirety is simply too time
consuming. As a result, teachers repeatedly admit to implementing only isolated features within
the model (Short & Echevarria, 2004).
Teacher feedback also noted some of the features within the SIOP model were much too
complex, unlikely to ever be employed in sheltered classrooms (Martin, 2001). For example,
content teachers not formally educated in Language Arts may deliberately avoid SIOP Feature 2,
which calls for the integration language objectives into every lesson as they feel integrating
language objectives into lessons doubles an already heavy workload (Houck, 2006). Teachers
also voice that SIOP Feature 5 adapting content to all levels of student proficiency and SIOP
Feature 19 giving ample opportunities to clarify concepts in L1 may be unrealistic in a heavily
diverse classroom in which students represent many different native languages with varying
levels of English proficiencies (Martin, 2001). Due to time constraints, teachers also remark that
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 23
SIOP Feature 22 may be equally unreasonable to expect that all four language skills as well as
content objectives could be integrated into every lesson (Short & Echevarria, 2004).
Even more so problematic is the fact that many teachers readily confess that they have
received no professionally training in English as a Second Language (ESL) and are unfamiliar
with the specific needs of ELLs during the second language acquisition process (Short &
Echevarria, 2004). Professional development in SIOP entails a year or more of focused training
and requires focused coaching, collaboration, and observation (Short & Echevarria, 2004).
Teachers commonly voice that short-term, district determined in-service training, workshops,
and/or conferences do not provide administrators or teachers with the adequate amount of SIOP
training/resources and are, therefore, ineffective (Short & Echevarria, 2004). Teachers also
remark that collaboration with other professions during the implementation of SIOP is
inaccessible due to time constraints and/or report SIOP being inconsistently implemented
throughout the districts/schools (Short & Echevarria, 2004). In order to see a measureable
improvement in the achievement scores of ELLs, districts first must agree to fully absorb the
SIOP Model as intended, in its entirety. Such adoption is an extensive process, one that requires
time specially allocated for teachers to be involved in collaboration, planning, implementing, and
reflecting on their core teaching beliefs (Patton, 2006).
Changes in teacher practices take a great deal of commitment and collaboration (Short &
Echevarria, 2004). Much needed teacher support is especially difficult when fellow colleagues
and/or administration are reluctant to put forth the effort to improve instruction for ELLs. This
sentiment is among one of the most pronounced negative concerns regarding implementation of
the SIOP Model (Houck, 2006).
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 24
Conclusion
When I began reviewing the SIOP materials, I must admit, I, too, had my reservations.
As I continued studying each component and related features, my concerns grew. The model, I
felt, was much too lengthy and challenging for even the most seasoned, veteran teachers. Also,
while reading the textbook, titled in part, “Making Content Comprehensible” I thought it ironic
that the authors’ choice of wording throughout the book was at times a bit incomprehensible. As
a future educator, with no prior teaching experience and limited knowledge of the language
acquisition process, implementing the SIOP model in its entirety simply seemed impossible.
Despite my initial reluctance, I continued to investigate the SIOP Model.
Now, having read the textbook and many related articles, my prior thinking has changed.
I feel, as educators, it is important to remember that the basic goal of schools is to educate their
most precious natural-resource, the children, so that they become productive and successful
citizens in the future not as we see it, but in the future that they create. As our schools become
increasingly more culturally and linguistically diverse, teachers must question how they will
guarantee that all ELLs achieve high levels of academic success. I wholeheartedly agree that
providing all students, English learners and English speakers alike, with high-quality teaching
instruction will certainly make the difference and “is an important investment in America’s
future” (NEA, 2008).
I now affirm the SIOP Model to be the answer, as it provides teachers with a
comprehensive framework for becoming proficient in designing and delivering high-quality
lessons that meet students’ academic and linguistic needs. Though it will most certainly take
considerable time and effort, I believe that those teachers who adapt, become knowledgeable in
the language acquisition process, and choose to implement SIOP instruction into their
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 25
classrooms will no doubt help all students reach academic excellence, and in turn, reap the
benefits of immeasurable professional reward.
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 26
References
Carrasquillo, A. L. (1994). Linguistic foundations for teaching English as a second language. In
Teaching English as a second language. (pp. 3-31). New York: Garland Publishing, Inc.
Echevarria, J., Short, D., & Powers, K. (2006). School Reform and standards-based education:
An instructional model for English language learners. Journal of Educational Research,
99(4), 195-211.
Echevarria, J., Vogt, M. E., & Short, D. (2013). Making content comprehensible for English
learners: The SIOP model. Boston: Pearson Allyn & Bacon.
Echevarria, J., & Vogt, M. E. (2010). Using the SIOP model to improve literacy for English
learners. The NERA Journal, (46)1, 8-15.
Graves, M. F., Juel, C., Graves, B., & Dewitz, P. (2011). Teaching reading in the 21st century:
Motivating all learners (5th ed.). Boston: Pearson. (Referred to in the assignment schedule
as Graves)
Guarino, A. J., Echevarria, J., Short, D., Schick, J. E., Forbes, S., & Rueda, R. (2001). The
Sheltered Instruction Observation Protocol. Journal of Research in Education, 11(1),
138-140.
Houck, B. (2006). Does the SIOP model show measurable academic success in English language
learners? ESL Globe 4(1). Retrieved on March 1, 2010 from
http://www.ncsu.edu/eslglobe/Volume4_No1/houck.htm
Kelman, J. (1996). Strategies of a monolingual ESL teacher ina bilingual classroom. TESOL
Journal, 5(3), 14-17.
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 27
Krashen, S. (1985). The input hypothesis: Issues and implications. New York: Longman.
Morrow, L.M., & Gambrell, L., Morrow, L.M., & Pressley, M. (2011). Best practices in literacy
instruction (4th ed.). New York: Guilford Press.
National Center for Education Statistics. (2009a). The nation’s report card: Mathematics 2009
(NCES 2010-451). Washington, DC: U.S. Department of Education, Institute of
Educational Sciences, National Center for Education Statistics.
National Center for Education Statistics. (2009b). The nation’s report card: Reading 2009
(NCES 2010-458). Washington, DC: U.S. Department of Education, Institute of
Educational Sciences, National Center for Education Statistics.
Patton, C. (2006). Effectiveness of instruction for LEP students: Pullout vs. SIOP. ESL Globe,
3(2). Retrieved on March 1, 2013 from
http://www.ncsu.edu/eslglobe/Volume4_No1/patton.htm
Sharkey, J. (1994/1995). Helping students become better learners. TESOL Journal, 4(2), 18-23.
Short, D., & Echevarria, J. (2004). Teacher skills to support English language learners.
Educational Leadership, 62(4), 9-13.
Stoops-Verplaetse, L. (1998). How content teachers interact with English language learners.
TESOL Journal, 7(5), 24-28.
The National Clearinghouse for English Language Acquisition and Language Instruction
Educational Programs (NCELA), 2012, retrieved from
http://nces.ed.gov/fastfacts/display.asp?id=65
SHELTERED INSTRUCTION OBSERVATION PROTOCOL (SIOP) MODEL 28
The National Clearinghouse for English Language Acquisition and Language Instruction
Educational Programs (NCELA), 2011, retrieved from
http://www.ncela.gwu.edu/files/uploads/NCELAFactsheets/EL_Languages_2011.pdf
Thomas, W.P., & Collier, V.P. (2002). A national study of school effectiveness for language
minority students’ long term academic achievement. Santa Cruz, CA, and Washington,
DC: Center on Research, Diversity & Excellence.
Hi, Jamie. Please find my comments in blue font.
Your score on your final paper is 20/20 pts. Please see the rubric below.
I look forward to your lesson. – Dr. Sanchez
Grading Rubric for Final Paper (20 pts. possible)
Length and submission compliance (paper includes statement of purpose, headings
& subheadings, adheres to outline, uses APA style correctly)……………………….. 4/4 pts.
Required number of references………..……………………………………………... 2/2 pts.
Quality of Research Summary……………………………………………………….. 5/5 pts.
Personal Critical Reaction: “I believe/disagree”……………………………………… 5/5 pts.
Mechanics (grammar, spelling)………………………………………………….…… 4/4 pts.