Wheels and axles
Auteur :
Smith, Sian
Éditeur :
Smith, Sian
ISBN :
9781406238037
Date de publication :
1 juil. 2012
Dimensions :
17,3 x 20,3 x 0,9 cm
Format :
Sewn
Langue :
Anglais
Pays d'origine :
Grande Bretagne
Each book in this series focuses on a type of simple mechanism and examines how it is used to make different toys work. This book examines wheels and axles, and uses simple language and labelled photographs to explain the scientific principles behind their use.