Image de couverture de Levers
Titre:
Levers
PERSONAL_AUTHOR_EPSB:
Sommaire:
"Simple text, full color photographs, and illustrations introduce beginning readers to the basic principles of levers. Developed by literary experts for students in grades 2 through 5".
Date de publication comme intervalle:
2010
Description matérielle:
24 p. : col. ill. ; 24 cm.
Table des matières:
What is a lever? -- How levers work -- Classes of levers -- Levers and complex machines -- Glossary -- To learn more.

What is a lever? -- How levers work -- Classes of levers -- Levers and complex machines.
Informations sur le programme:
Accelerated Reader LG 3.5 0.5 131675
Terme de vedette-matière:

Numéro international normalisé des livres (ISBN):
9781600143250
Informations de publication:
Minneapolis, MN : Bellwether Media, 2010.