Learn how wheels use friction to move objects easily and how turning wheels can help move around corners. Also how big wheels compare to small wheels. Build 5 models including a tractor, a motorcycle, a door, a car with steering wheels and a car lift. A 36 page activity book is included with innovative experiments and detailed explanation of the different technological principles applied! Booklet with detailed building instructions also included.

The set includes a 31 page, colorful, highly illustrated activity book which explains the science and applications of wheels and axels with the following chapters:

• What will we learn?
• A little history of wheels and axles
• What is a "wheel and axle" anyway?
• Size and friction
• Wheel and axle as a lever?
• Axle as a pulley
• Big Quiz time
• Comments and Solutions
• Award time

Brand:	Tinkering Supplies
Brand Part Number:	4411
Our Part Number:	h4411