Construction game with various sizes gears for a spectacular chain reaction; everything starts moving as soon as the crank is turned. You learn, while having fun, some simple mechanics principles and you discover extraordinary optical effects.
$ 44.95
$ 179.80
$ 44.95
$ 179.80
Construction game with various sizes gears for a spectacular chain reaction; everything starts moving as soon as the crank is turned. You learn, while having fun, some simple mechanics principles and you discover extraordinary optical effects.
$ 80.00
$ 20.00
$ 88.00
$ 23.15
$ 105.00
$ 25.00
$ 153.00
$ 47.00
$ 235.00
$ 45.00
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$ 42.00
$ 99.21
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$ 258.00
$ 44.10
$ 91.96
$ 22.99
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