Beskrivning
How does a pulley work? What is it? Colorful diagrams and fun-to-do experiments help you explore the many ways this simple machine can help make work easier and faster.
Bokdetaljer
Format
e-bok
Sidor
47 sidor
Språk
Engelska
Publicerad
Aug 23, 2011
Förlag
Lerner Publishing Group
ISBN-10
1281280844
ISBN-13
9781281280848