K'Nex® Forces, Energy and Motion Kit
442 KNEX pieces plus 2 battery motors, 2 flywheel motors, and 4 transparent spring motors. Build 11 models, up to 4 simultaneously using the color-coded instruction books (4 sets). Comprehensive teachers guide with 7 inquiry-based lesson plans. Supports 8 to 12 students working in teams of 2 to 3. Stackable storage case with snap-on lid.
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