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Assemble your own marble runs with this excitingly challenging construction set
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Thames & Kosmos Mega Cyborg Hand SS Baby Assemble your own marble runsExplore hydraulics, pneumatics, and robotics with your very own GIANT hydraulic hand! Using over 200 plastic pieces and piston tubes that you fill with water, build an awesome mechanical hand that uses hydraulic power to simulate the movements of the human hand no motors or electricity required! Once assembled, your cyborg hand slips onto your own hand like a glove, with mechanical fingers that you operate with your own fingers and that can grip
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