Beschrijving
Levers are a simple machine that makes work easier. Young readers will learn what a lever is, how it makes work easier, the three classes of levers, and how they are used for both work and play.
Boekdetails
Formaat
eBook
Pagina's
25 pagina's
Taal
Engels
Gepubliceerd
aug. 1, 2009
Uitgever
Bellwether Media
Edities
2 edities
ISBN-10
1612115039
ISBN-13
9781612115030