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Secondary Physical Science
Exploring Machines
KNX78600
Price: $134.73
Grades 5-8

K'NEX Exploring Machines is a fully comprehensive simple machines set for middle school. Contains 1432 pieces and color-coded building instructions to build 30 different models. Build 4 of each/any model type simultaneously. Models demonstrate: 1st, 2nd and 3rd class levers; fixed, movable, compound and block and tackle pulley systems; wheels and axles with the force applied to both the wheel and the axle; inclined planes, screws and wedges; spur, crown, sprocket, rack and pinion, transmission and differential gear systems. K'NEX Exploring Machines includes a 70 page teacher’s guide, 14 student inquiry lesson plans and worksheets, plus teacher answer sheets.

Key Concepts
  • Levers, pulleys, inclined planes, wedge, screw, wheel and axel
  • Gears
  • Energy Transfer
  • W=Fd (computation of work input and work output)
  • Effort and Resistance Forces
  • Classes of levers
  • Computing Mechanical Advantage (Ideal and experimental)
  • Technological Design Process
  • Experimental Design
  • Motion and Forces
  • Science and Technology in Society
  • Systems

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