Dynamics System, An economical way to teach dynamics including, but not limated to, position, velocity, acceleration, force, elastic and in elastic collisions, momentum
KidWind 2V/400mA Solar Panel, C0034, for demonstrations and experiments. External screw terminals and attached clip cords make the panels easy to use, Dimensions: 62 mm x120 mm
Fan Cart, weight: 0.5 lb., dimensions: 6in x 5in x 5in, two AA size batteries, propeller delivers a thrust of about 88mN, accelerating the cart at 0.4 m/s2