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Excellent! Nice clean engineering. If we could harness just 10 percent of kids's energy, we would solve the world's energy problems!!
MrfixitRick 4 years ago
Ah, my every now and then my kids reminded me that I had taken a battery powered race track and installed hand crank generators so, instead of squeezing a control, you had to generate the electricity yourself to make the car go faster.
Starcross42 4 years ago