Concept 3: Giant Wheel
Basic Principal: Propulsion Generated By Rider Through Mechanical Means
How It Works: The rider sits in a large wheel connected to an outer wheel with ball bearings. Pedals and steering
are similar to a conventional bicycle.
Ages: 12 and up
Materials: Rubber tires, Plastics, Metal tubing and mechanisms
Durability: Relatively durable, Many moving parts
Requires maintenance
Safety: Helmet should be worn during use
Avoid use near traffic
Construction Cost: Similar to conventional bicycles