What is friction and how can it be managed? How is energy stored? How is speed calculated ? These questions will be answered with these racers. Use them as a "hands on" supplement to teach power and transportation.

Kit includes:

• Mousetraps (power supply)
• Laser cut chassis & body parts
• Laser cut plywood wheels
• Rubber bands (tire treads)
• Dowels (axles)
• String (transmission)
• Brass eyelets (axle bearings)
• 12 Instruction sheets