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Elementary School Physical Science
Intro to Simple Machines: Wheels, Axles & Inclined Planes
KNX78620
Price: $33.99
Grades 3-5

You can build 7 different replicas of real-world models, one at a time, with the K'Nex Introduction to Simple Machines: Wheels, Axels and Inclined Planes kit. Set includes building instructions with real-life photos and key facts for each model. Models demonstrate how a wheel turns an axle, how an axle turns a wheel, 2 levels of inclined planes, the screw and a wedge. 221 pieces support 2-3 students working in a team. Comes packaged in a strong plastic storage case with dividers and transparent lockable lid.
Key Concepts
  • Making work easier
  • W = Fd (Work equals force times distance)
  • Changing the direction of force
  • Ideal Mechanical Advantage
  • Actual Mechanical Advantage
  • Wedge
  • Screw
  • Measurement, data organization, data analysis
  • Mechanical Systems
  • Energy Transfer

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