Cozy Marbles allows you to set up what are effectively perpetual motion machines, constructive a track which allows marbles to go from A to B to C – in spectacular style – and then back …
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Tag: Cozy Marbles
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Cozy Marbles allows you to set up what are effectively perpetual motion machines, constructive a track which allows marbles to go from A to B to C – in spectacular style – and then back …
Continue reading