I Can Calculate Elapse Time by

Comparing Analog Clocks to # Lines

博老师

Go to slide 10 For Instructional Videos“Fast Learn”

Real-World Uses of Number Lines

• History• Culinary Arts• Geology • Supply Chain Management• Scheduling Coordinated Efforts• Evacuations for Natural Disasters• When establishing a time line for crimes• Event Planning (Parties, Weddings,

Olympics) • Class Schedules for Various Schools of

Education• Insurance Companies• How many can you think of that I left out?

博老师What time is English class?

Yingyu ke shi shenma shihou

英语课 是 什么 时候Yingyuke shi shenma shihou? 英语课 是什么时候 ?博老师英语课 是什么时候 ?

Video Review on how to use hands to count in Chinese and/or

How to count using your hands for base ten operations. 0 ling 零

0, 5, 10, 15, 20, 25, 30, 35, 40, 45…

大时间

kè 刻

bàn

半

Class 课 Subject 课目

KēxuéKè

Science 科学课 YìshùKè

Art 艺术 课 TǐyùKè

Gym/PE 体育课

Zhōngwén

Chinese 中文课

YīnyuèKè

Music 音乐课

WǔfànKè

Lunch 午饭课

Shùxué

Math 数学课

博老师Cong xianzai dao _____doujiu ne?从 现在 到 多久 呢 ?我们什么时候可以去 __________.

我们什么时候去 ______________ 课 .

How long until/will it take to…? Map bus Sub way Taxi Train Movies Restaurant Bathroom Department store Get to the Airport to make your flight…

Other Elapse Time SituationsBreak Time 休息时间 Wash Room/Bathroom Start 开始End 结束 jie shuDrinking Fountain 饮水机 yinsuijiWhat is the latest or earliest to

come or leave?

Five to Fifteen Minute Instructional Videos

http://www.youtube.com/watch?v=zXFZUMjehDU

Strategy Using the Number Line

http://www.youtube.com/watch?v=h6uSv5bw-Lw

Second Example of Elementary Students Using a Number Line

http://www.youtube.com/watch?v=daq6nOPRNT8

Third Example

http://www.youtube.com/watch?v=yy0NwS8abQA

Professionally Made Video

http://www.youtube.com/watch?v=iBTW4JFw-Rs

Please let me know if you found ones on the open number line method that you like better.