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Cool, really cool. I really wish I could've seen that as a kid. Not asking, but logical next step is to go 3-D with straight-cut gears & helical-cut &c &c.

Anyone else play Gizmos & Gadgets as a kid? I can't help but flash back; I feel like that's how I learned "gearing" (and magnets, and maybe more..).

I played Gizoms and Gadgets. Fun game.

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