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Learn how gears can easily reduce or increase speed, change Force, or transfer motion from one position to another. Build 6 working models, a gearbox, a hand drill, an egg beater, a helicopter, a rotating sign post and a high speed fan. 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 gears with the following chapters:
  • What will we learn?
  • A little history of gears
  • What is a gear anyway?
  • Gear ratio and gearboxes
  • Changing direction of rotation
  • Transfer of motion
  • Big quiz time
  • Comments and Solutions
  • Award time
Brand: Tinkering Supplies
Brand Part Number: 4415
Our Part Number: h4415

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