Posted in Robots Hacks, The Hackaday Prize Tagged 2017 Hackaday Prize, arduino, lessons, line following robot, robot Black Line Follower: A Modern Bristlebot May 25, 2016 by Elliot Williams 5 Comments ...

The little robot, about half the size of a small egg, whirs along on invisible wheels, using a camera on its base to follow any line it's put on. When it meets a branching path, it picks one randomly.