Unleash Your Imagination with simple cycle project

Complexity: Simplest. 

Tools needed: Wood-saw, hand-drill, drill bit for wood, adjustable wrench.

Purchased or salvaged components: tires and tubes or rubber tread, metal tube or long bolt for pivot-pin, fasteners (bolts, screws or nails).

Materials: 3 sizes of dimension lumber (two-by-four, two-by-six, one-by-six)