Voltameter for Electrolysis Material_Plastic 5 inch diameter unit produces

5 inch diameter unit produces a +/-3mm controlled vibration on a string or ripple-tank dipper when driven by an external square-wave generator

demonstrating how a crane lifts loads through the mechanical advantage of a large wheel turning a small axle

heating the bar until it no longer passes through the opening and contraction returns it

illustrating how current direction and field together produce force

Five-piece giant wooden clothespin set sized at 7

Voltameter for Electrolysis Material_Plastic 5 inch diameter unit producesTwin 15mL graduated tubes mounted over platinum electrodes on a banana socket base, sized to capture and measure the 2: 1 hydrogen to oxygen volume ratio during water electrolysis.