Simple machines : lever, wheel and axle, pulley.
Sábháilte in:
| Údar corparáideach: | |
|---|---|
| Formáid: | LEABHAR |
| Teanga: | English |
| Foilsithe / Cruthaithe: |
Lawrenceville, NJ :
Cambridge Educational,
2006.
|
| Sraith: | Simple machines and work : a caveman's perspective
|
| Ábhair: | |
| Clibeanna: |
Cuir clib leis
Níl clibeanna ann, Bí ar an gcéad duine le clib a chur leis an taifead seo!
|
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