Discover the joy of learning with the innovative 3-in-1 Hydraulic Robot Arm! Perfect for children aged 8 and above, this engaging toy allows kids to understand and explore scientific principles while boosting their logical thinking skills. Comprising 220 pieces, it’s a fantastic DIY project that introduces your child to the mechanics of hydraulics, requiring no motor or batteries. Equipped with multiple functional modes including a 4-jaw grab bucket, suction cup and a claw grab, this mechanical arm uses water pressure to control movements, offering a hands-on educational experience in a playful setting. Enhance your child's STEAM knowledge and make every playtime a new adventure!