Ramps and wedges
Auteur :
Smith, Sian
Éditeur :
Smith, Sian
ISBN :
9781406238075
Date de publication :
9 mai 2013
Dimensions :
17,3 x 20,3 x 0,2 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 ramps and wedges, and uses simple language and labeled photographs to explain the scientific principles behind their use.