Catapult kit to explore force, acceleration, Hooke's law, parabolic trajectories by building and testing a fully-functional catapult. Contains catapult base, sides, lever arm, rubber bands, screws, dowels, hook, ping-pong ball. Aids in conceptualization of abstract mathematical ideas
Standing Arch Kit, composed of seven wooden (pine) blocks with tight tolerances that when properly assembled produce the shape of the catenary arch. Includes a hook for the attachment of hanger and masses to demonstrate a live load. Size: 16.5 in. Tall, 13 in. Wide
Torque demonstration kit helps user to experience significantly increasing torque by moving a mass set down a rod while trying to balance the main rod. Includes: Storage Box, 1000g mass set, custom washer, 2 dowels, 2 bolts, 2 nuts, steel ball and instructions