Fun with Electronics: Safe experiments to do at home
- 64 stránek
- 3 hodiny čtení
Describes building electronic experiments using electric current from a battery.
J. G. McPherson Knihy
The Usborne Book of Science Fun
- 196 stránek
- 7 hodin čtení
-- Picture books filled with experiments, projects and puzzles help explain basic principles -- Clear, easy to follow instructions
