The Black and Decker 3IN1 Hydraulic Robot Arm is a revolutionary STEM toy that combines innovative engineering with endless educational possibilities. With an impressive assembly of 220 pieces, this kit offers a hands-on experience into the world of hydraulic power principles, without the need for a motor or a batterie. This hydraulic robot arm operates on the principle of fluid dynamics, providing an engaging and eco-friendly approach to mechanical engineering. Simply fill the hydraulic system with water and watch as the arm comes to life.

• Recommended for ages 8 years+.