Quick view Compare Add to Cart Pulleys DiscoveryKit || 25- CA$22.10 CA$17.70 Quick view Compare Add to Cart
Quick view Compare Add to Cart STEM Tray - Basic Mechanics || 25- CA$27.70 CA$22.20 Quick view Compare Add to Cart
Quick view Compare Add to Cart Pulley, Differential, Large Ball Bearing || 45- CA$20.60 CA$16.50 Quick view Compare Add to Cart
Quick view Compare Add to Cart Pulley, Differential, Metal - 4 Steps || 45- CA$57.30 CA$45.80 Quick view Compare Add to Cart
Quick view Compare Add to Cart Pulley, Differential, Metal - 3 Steps || 45- CA$51.70 CA$41.40 Quick view Compare Add to Cart
Quick view Compare Add to Cart Simple Machines, Block & Tackle || 45- CA$94.40 CA$75.50 Quick view Compare Add to Cart
Quick view Compare Add to Cart Simple Machines, Screw || 45- CA$84.90 CA$67.90 Quick view Compare Add to Cart
Quick view Compare Add to Cart Simple Machines, Wheel & Axle Model || 45- CA$88.30 CA$70.60 Quick view Compare Add to Cart
Quick view Compare Add to Cart Simple Machines, Simple Lever || 45- CA$64.50 CA$51.60 Quick view Compare Add to Cart
Quick view Compare Add to Cart Simple Machines, Fulcrum Balance || 45- CA$92.50 CA$74.00 Quick view Compare Add to Cart
Quick view Compare Add to Cart Simple Machines, Gear Rack || 45- CA$109.30 CA$87.40 Quick view Compare Add to Cart
Quick view Compare Add to Cart Simple Machines, Wedge || 45- CA$88.30 CA$70.60 Quick view Compare Add to Cart
