Description
What is a pulley? A push or pull is a force that makes something move, or stops it from moving. Explore the power of a simple push in this informative book.
Détails du livre
Format
Broché
Pages
24 pages
Langue
Anglais
Publié
Apr 1, 2004
Éditeur
Lerner Pub Group
ISBN-10
0822551349
ISBN-13
9780822551348