Pulleys to the rescue

Explains how pulleys work, introducing fixed and moveable kinds, presents examples of pulleys used in the past and in everyday contemporary life, and includes a related activity.

Capstone Press
2007
9780736867481
book
Lexile: 
710

Holdings

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1118823480545423001335426336EILP163EILP14664621.8 THA621.815802161721736518457
1254202492916823131335426336HFLP268T 5003058629.8 Tha629.815814652241736518457
1789371539319324361335426336CCES136CCES037333621.8 THA621.815825759371742569409
2627012612736923701335426336CAE127CAE0080985621.8 THA621.816377825731736800991
2806986629235623881335426336GEP229GVW0024195621.8 THA621.816377825731736800991
327349566793461576133542633634152T 4317425621.8 T621.816407292551640729255
328457866869301577133542633635379T 3530349621.8 THA621.816407292551640729255
334079567321051583133542633650251T 5090090621.8 THA621.816407292551640729255
335469067428201584133542633652182T 5204131621.8 THA621.816407292551640729255