For Sale: Lego Mindstorms EV3 Robot, $300 Very fun Lego Robot that kids can build and program Kids can learn early computer science concepts and robotics in a very fun and engaging way Includes various sensors for color, touch, and infrared Can be controlled from an iPad or kids can program it from a computer using the free EV3 software I used the robots for a robotics program I did with my 5th grade Girl Scout troop, and they had a blast. The robot is used, but works perfectly and I've confirmed that every piece is included. Sells for $350 on Amazon: You can download the accompanying software for free from this link: