Highlights ROBOTS RUMBLE KIT: Works with all LEGO and MegaBloks-type construction bricks. Contains 300+ pcs, including moving and connecting parts like gears, tires, treads, shafts, along with 2 bluetooth battery cubes and 6 cubit motors. Clear instructions for building any 2 of the 5 robots at same time. Each robot has its own special offensive and defensive skills 2 PLAYER CHALLENGE: The ultimate bot vs. bot challenge Challenge your friends or family to find out who has the toughest robot. Will Hammeron, Deadlift, Landshark or your own creation become the next champion REMOTE CONTROL: Circuit Cubes Bluetooth App brings controlled motion to your builds. Strategically guide your robot through its battle maneuvers with our FREE smartphone app LEARN THROUGH PLAY: Young scientists, engineers, and inventors will love exploring and creating with Circuit Cubes kits. Circuit Cubes kits provide hours of fun while helping kids develop problem-solving and critical thinking skills GREAT STEM TOY: Through building different robots from simple to complex, this kit teaches pre-teens and teens the basics of mechanical engineering and circuits while inspiring their imagination and creativity Product DetailsCircuit Cubes Robots Rumble Kit is a perfect STEM learning toy for pre-teens and teens. Designed by STEM teachers, the Robots Rumble Kit is an exciting bot vs. bot 2-person play that teaches kids the basics of mechanical engineering and circuits while inspiring their imagination and creativity. Hammeron, Landshark and Buzzsaw are just a few of the unique and fun robots you can build Great gift idea for creative, curious kids age 8 and up.Specifications Includes 300+ pieces and an assortment of 8 Circuit Cubes Bot vs. Bot battle game Each robot has unique offensive and defensive skills Teaches basics of mechanical engineering and circuits Control your builds with FREE smartphone app Inspires imagination and creativity Develops problem-solving and critical thinking skills Designed by STEM Teachers Compatible with all name brand bricks Great gifts for creative, curious kids age 8+ UPC: 055142007400 Weight: 1.25 lbs RKU: SAM980366201