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Exploring Machines Grades 6-8 |  Number: 78600 |  Price: $145.00   Where to Buy       Add to Wish List  Product Features in: Español | Français | Deutsch Fully Comprehensive simple machines set for middle school. Contains 1,432 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. A 70 page teacher's guide is included in the set; 14 student inquiry lesson plans and worksheets, plus teacher answer sheets. 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 your K'NEX builder may also enjoy... K-8 Construction Set Simple Machines Deluxe

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