The 4-Axis STEAM Robo Arm HamiltonBuhl is a compact kit loaded with STEAM education, from construction to mechanical engineering to coding! Designed to inspire interest in STEAM subjects such as electronics, automation, robotics and programming, the Robo Arm is made of lightweight ...The 4-Axis STEAM Robo Arm HamiltonBuhl is a compact kit loaded with STEAM education, from construction to mechanical engineering to coding! Designed to inspire interest in STEAM subjects such as electronics, automation, robotics and programming, the Robo Arm is made of lightweight components. The Robo Arm can be controlled manually or programmed to carry out and memorize 100 movements - a fantastic introduction to the world of repeated task automation.