Description
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.
Détails du livre
Format
livre numérique
Pages
47 pages
Langue
Anglais
Publié
Aug 23, 2011
Éditeur
Lerner Publishing Group
Éditions
3 editions
ISBN-10
1281280836
ISBN-13
9781281280831