The never-ending amazement of getting the gears moving! Arrange the card, insert the gears, turn the crank and watch the spectacular chain reaction that will surprise and delight all children. A great way to learn the basic principles of mechanics and have a lot of fun at the same time. Unbreakable and safe. This set contains 1 white base, 1 crank, 7 coloured gears and 3 two-sided illustrated cards.
Pack size: 33.5 x 33 x 7.5cm
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