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Further information about the products on this page: Build an off road 4 wheel drive vehicle (95 pieces) or choose to build your very own helicopter (97 pieces). 4WD pack includes wheels that work, and the helicopter has a rotor that can really spin. Both packs contain parts with screw-in action and a... A balloon helicopter is a toy helicopter comprised of a latex balloon and a plastic propeller. The propeller is driven by the pneumatic action of air escaping from the balloon, traveling through nozzles embedded within the center of the propeller... |
