Mechtrove 6-in-1 DIY STEM & Steam Hydraulic Engineering Loader Vehicle Kit – Construction Blocks Toy Set for Kids

This hydraulic construction vehicle totally contains 223 pcs parts, this 6-in-1 building toy is not only a bulldozer toy, loader tractor, excavator toy, crane toy, grabber toy, as well as fire escalator.

Total 223 pieces parts can help to cultivate the children's hands-on ability and the curiosity of science; beneficial to develop children’s brain and stimulate children's potential, creativity, coordination, interaction, education, inspiration.

Hydraulic power drive,6 in 1 hydraulic arm, no need for batteries or motors, the mechanical arm that can be driven only by water is converted into power through the pressure of water, so that the joystick can easily control the shutdown activities of the mechanical arm.