[Dug North] is a creator of such inventions, making automata out of wooden gears, cogs, and cams. [Dug]’s inventions are simple compared to turbine engines, but they still retain an artistry all ...

Pedal gently and feel the type of pressure you need to gently coax the chain onto the next cog or chain ring. Shift gears before you hit a hill or begin to descend. Anticipating changes in terrain ...