
Introduces the principles of springs as simple machines, using examples from everyday life.
Publisher:
Crystal Lake, IL : Rigby Interactive Library, c1997.
ISBN:
9781403400604
1403400601
9781575720821
1575720825
1403400601
9781575720821
1575720825
Branch Call Number:
J 621.824 Glo
Characteristics:
24 pages : color illustrations ; 28 cm.


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