Beschrijving
Levers are simple machines that make work easier. There are three different classes of levers. Students will learn what levers are, how the classes of levers differ, and how the construction of levers makes work easier.
Boekdetails
Formaat
Paperback
Pagina's
24 pagina's
Taal
Engels
Gepubliceerd
aug. 1, 2009
Uitgever
Bellwether Media
Edities
2 edities
ISBN-10
1600143253
ISBN-13
9781600143250