Simple Machines

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Trebuchet Class Pack (W27013) $225.00 More Details	Trebuchet Kit (W26635) $10.95 More Details	Catapult Kit (W59468) $10.95 More Details
Gear Font (W25300) $5.00 More Details	Inclined Plane with Pulley (W31880) $59.95 More Details	Gear Factor (W32242) $39.00 More Details
Forces & Simple Machines Kit (W31879) $149.95 More Details	Mass Plates (W58676) $3.50 More Details	Construct a Catapult (W57630) $26.75 More Details
Motor Gear Package M10 (W29646) $15.00 More Details	Axle Gear Package A3040 (W29652) $12.00 More Details	Modern Marvels: Cranes (DVD) (W32998) $29.00 More Details