3pi Robot The 3pi robot is designed to excel in line-following and maze-solving competitions.
3pi Expansion Kit with Cutouts - Red This kit gives you everything you need to add a second level to your 3pi robot.
3pi Expansion Kit without Cutouts - Black This kit gives you everything you need to add a second level to your 3pi robot.
Orangutan USB Programmer The programmer incorporates a USB-to-serial adapter and emulates an AVR ISP programmer.
USB AVR Programmer The Pololu USB AVR Programmer is an extremely compact, low-cost in-system programmer (ISP) for Atmel's AVR mirocontrollers, which makes this device an attractive programming solution for AVR-based controllers.
Sharp Analog Distance Sensor 10-80cm The Sharp distance sensor is a great way to add obstacle avoidance or motion sensing to your robot or any other project.
3-Pin Female JST Cable for Sharp Distance Sensors This 12-inch cable has three 26 awg wires with a 3-pin female JST connector that matches the connector on Sharp analog distance sensors.
Replacement 3pi Ball Caster with 1/2in. Plastic Ball This ball caster can be used as a replacement 3pi robot part or as a general-purpose ball caster.