1. TRANSPORTATION: UNICYCLE Input, Output, Process, Feedback

2. INPUT  People: James Stanley invented it  Information: Machines make the parts to be later assembled  Materials: The body is made by either steel alloy, aluminum, or titanium. Carbon fibers are used to make the unicycle frames. The frame is protected with coats of enamel, powder coating or chrome plating. Metal alloys are used in the rim, spokes, pedal cranks, hub, and seat post. Pedals are made out of rubber or plastic.  Tools & Machines: Done by robots on an assembly line.  Energy: Electrical  Capital: About $100  Time: Depends on complexity

3. PROCESS Robots build it People buy it People Use it to ride for fun and exercise.

4. OUTPUT You have fun and possibly fall a few times using your new unicycle, and have a new way to exercise.

5. FEEDBACK You have fun. Your legs get tone.