Is it easier to move heavy box with an inclined plane or wheels and axles? Readers will see how a group of kids compares two simple machines and decides which one does a better job at transporting the box. This book supports engineering design standards for primary grades in the Next Generation Science Standards.
Compre este e-book e ganhe mais 1 GRÁTIS!
Língua Inglês ● Formato PDF ● ISBN 9781467782951 ● Editora Lerner Publishing Group ● Publicado 2015 ● Carregável 3 vezes ● Moeda EUR ● ID 5034067 ● Proteção contra cópia Adobe DRM
Requer um leitor de ebook capaz de DRM