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...course S207 The physical world... Helicopters: flight basics A look at the basic physics of helicopter flight. Helicopters: Traditional rotor blades A look at traditional rotor blades and the physics of how they work in flying a helicopter. Helicopters: Modern rotor blades A look at modern rotor blades and the physics of how they work in flying a helicopter. Helicopters:...

...course T211 Design and designing... Design and designing A short introduction to this album Introduction to drawing Controlling fingers and wrist to draw shapes and letters. Shading and toning Using pencil shading to show tone. Modeling a chair How to make a cardboard model of a chair from a cereal carton. Making a cd case How to make a CD case using simple materials....