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Topic 1
Drawing Techniques
Drawing Techniques
• Freehand drawing• Sketching• Using pencils, pens, charcoal• Observation skills• Quick
Drawing Techniques
• Orthographic drawing
•Plan drawing
•Front elevation
•End elevation
•Third angle projection
•First angle projection
Drawing Techniques
• Isometric drawing
Drawing Techniques
• Exploded isometric drawing
•Used as instructional/assembly diagrams
Drawing Techniques
• Perspective drawing• One point perspective• Two point perspective • Three point perspective• Using Horizon lines• Vanishing points • Ground planes • Eye level
Visual Literacy
Soma Cube
• A solid dissection puzzle• Invented by Piet Hein during a
lecture on quantum mechanics• Made up of seven pieces• Assembles into a 3x3x3 cube• There are 240 solutions!
Soma Cube
1. Draw in freehand the seven pieces of the cube
2. Draw a set of orthographic views of each of the seven pieces in third angle projection
3. Using grid paper draw the seven pieces in Isometric
Soma Cube
Homework tasks1. Research more about the Soma cube2. Annotate your drawings3. Add some colour to your drawings,
think about where the light source is4. Draw the Soma cube as an Exploded
isometric drawing
Soma Cube Links
• http://users.ids.net/~salberg/soma/Soma.html
• http://www.geocities.com/dnehen/soma/soma.htm
Drawing Techniques Links
• http://www.ider.herts.ac.uk/school/courseware/graphics/drawing_box_in_isometric.html
• http://www.design-technology.info/IndProd/drawings/index.htm
• http://www.sevenhills-h.schools.nsw.edu.au/Graphics_TG201/Pictorial/isometric_draw.htm
• http://illuminations.nctm.org/ActivityDetail.aspx?ID=125
• http://www.khulsey.com/perspective_2pt.html• http://www.olejarz.com/arted/perspective/index.html• http://www.technical-illustrations.co.uk/index.html