Computer aided design

Episode 1. Starter: The benefits of using a computer

Required Resources

• Access to computers
• Pen, pencils and compasses

Delivery

• Split the students into three groups and ask each to draw a perfect circle. One group attempts it by hand; one uses paint on the computer and the other draws it using a pair of compasses.
• Examine the difference between the three groups' circles.
• Students consider the difference between products designed and manufactured by a computer and those designed and manufactured by hand or with limited mechanical assistance.