Design and build your own Rube Goldberg Machine. Use the national design theme from www.rgmc.com or follow a class theme. KELVIN© provides you with the hard-to-find materials to supplement your machine's needs. KELVIN© is the OFFICIAL, exclusive manufacturer & distributor for the Rube Goldberg Hard-To-Find Contest Material. Four of the Electronics I packages (which includes, but is not limited to: basic instructions, switches, wire, sensors, battery holders, buzzer, bulbs, bulb holders, magnetic switches, gearbox kit, etc.) PLUS a soldering iron, multimeter, wire cutter and an additional gearbox kit. Rube Goldberg is the trademark and copyright of Rube Goldberg, Inc.
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