From www.lisaboyer.com Woodworking Plans. Clayton Boyer demonstrates a variety of square, oval, pentagonal, organic and other unbelievably-shaped gears--and they really work! Woodworking plans available at...
Purchase: hilaroad.com This video resource is designed to provide a basic introduction to gears suitable for grades 4 to 9. Gear rotation, gear ratio, rates...
Inspired by the category "Things That Are Not Steampunk" on Regretsy (www.regretsy.com), and (of course) those peerless purveyors of Euterpean epopee, Professor Elemental and Mr...
