Caster, for the AMS Workbench, SEFA compliant and MAS Certified Green, Limited Lifetime Warranty, Made in the USA, able to add much needed mobility in any workshop, classroom or makerspace, heavy duty ball bearing casters, when installed on the table it is rated at 1200 lbs, Size: 4in high
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
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