Build your own robotic arm with the KidzRobotix Motorized Robotic Arm from Toysmith. Designed for ages 8 years and older, this kit includes robot parts and instructions for kids on how to build their own robotic arm that really moves! When built, this robot arm can move up and down and grip with it's claw jaws. Requires two AA batteries (not included). Promotes STEM/STEAM learning.