T6Harvard wrote:In that vane, a few of my favourite amazing, as in HOW did they think of THAT, inventions are probably first and foremost GEARS, but others include simple things such as the Vernier gauge, and jubilee clips.
And before the gears, think about the wheel plus axle -- something that has no counterpart in nature. (And of course the vital decision as to what colour the wheel should be.)
PS: "In that vein…" (vane being something else that attaches to a wheel).