- Have you ever wondered how camera lenses focus?
- Or why microphones have foam covers?
- Or if you can print in 3D?
Get ready to discover how gadgets work - from calculators to loudspeakers - with amazing illustrations, cutway views, magnified insets and detailed photographs.
Age - 10+
Grade - 5th+
Author - Steve Parker
Publisher - Miles Kelly Publishing Ltd
Format - Paperback
Pages - 40
Dimensions - 27.6 x 21.2 x 0.8 cm
