Make: it Robotics Add-On Project Kit 2 GET YOUR MAKE ON. Expand your robotic possibilities with this Add-On Project Kit. Using parts from the RadioShack Make: it Robotics Kit, Add-On Project Kit 1 and this kit, you can build the following robots and program them using an Arduino Uno R3 board (not included): Street Sweeper Bot: Clear a path with two rotating sweeper plates. Catapult Robot: Get it outta here! Position the robot and launch small objects. Not a stand-alone project, requires: RadioShack Robotics Starter Kit (RadioShack Cat. #2770168) RadioShack Make: it Robotics Add-On Project Kit 1 (RadioShack Cat. #2770169) Arduino Uno R3 (RadioShack Cat. #2760128) For an enhanced experience, you can plug in the IR sensor included in this kit and control your robots with your home remote control (not included) or the Make: it Robotics Remote Control (not included).