åÊRobotics achievements such as robotic limbs which are completely manipulative may seem like something far beyond what children can create. But this is actually achievable with the Cyborg Arm STEM Limb. This is a completely movable set of robotic fingers which can grip and manipulate objects. You will not believe it, but you will have created your first robot with this kit! Take your time getting to grips with robotic STEM guides.