4M KidzRobotix Motorized Robotic Arm
Learn about the science of robotics in a fun, hands-on way
This robot arm can move up and down and grip with it's claw jaws. Build the arm, then press the buttons to grab, lift and drop objects. Includes robot parts and detailed instructions. Another great steam powered kids science kit. Requires two AA batteries (not included). Recommended for age 8 years and up.