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Teacher Developed Classroom Tested

Fully comprehensive simple machines set for middle school allows you to build four of each model type simultaneously. Models demonstrate 1st, 2nd, and 3rd class levers; fixed, movable, compound and block & tackle pulley systems; wheel 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.

Contains 1460 pieces and color coded building instructions to build 30 different models. A teacher’s guide is included in the set, written to help meet NSES Standards. It contains both key facts and inquiry based lesson plans on each model, plus, design briefs for students to create their own working models based on the concepts being studied. Comes packaged in a strong plastic storage case with moveable dividers and lock-on transparent lid.

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