Ramps and Wedges, Paperback/Sian Smith

Ramps and Wedges, Paperback/Sian Smith

Autor
An publicare
2012
Nr. Pagini
24
ISBN
9781432965884

Descriere

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.

Pe aceeași temă

Sian Smith