Beskrivning
Do you know what a lever is? How can a lever help you? Through simple experiments and clear explanations, understand how this simple machine functions and how it can make the work that you do easier.
Bokdetaljer
Format
e-bok
Sidor
47 sidor
Språk
Engelska
Publicerad
Aug 23, 2011
Förlag
Lerner Publishing Group
Upplagor
3 editions
ISBN-10
1281280836
ISBN-13
9781281280831