Blinkers and buzzers building and experimenting with electricity and magnetism
Presents experiments and projects designed to reveal various aspects of electricity and magnetism.
| Prif Awdur: | |
|---|---|
| Awduron Eraill: | |
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York
Morrow Junior Books
c1991.
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| Cyfres: | A Boston Children's Museum activity book
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| Pynciau: |