Descripción
What do hammers, wheelbarrows, and brooms have in common? All of them are levers! Levers are simple machines. They help us to do jobs more easily. But don't take our word for it. Put levers to the test with the fun experiments you'll find in this book. As part of the Searchlight Books collection, this series sheds light on a key science question?How Do Simple Machines Work? Hands-on experiments, interesting photos, and useful diagrams will help you find the answer!
Detalles del libro
Formato
Libro electrónico
Páginas
40 páginas
Idioma
Inglés
Publicado
Jul 1, 2011
Editorial
Lerner Digital
Ediciones
3 editions
ISBN-10
0761382070