Master The Master robot is capable of line seeking, line following, backtracking, and path communication via its IR port. It includes two motors for locomition, one downward-facing light sensor for line detection, two rotation sensors for path encoding, and one touch sesnor for short-range bait detection. Blaster The Blaster robot will be capable of path communication via its IR port, path navigation, object acquisition, and backtracking. It will include two motors for locomotion, two rotation sensors for path decoding, one motor for opening and closing its gribber, one forward-facing light sensor for short-range bait detection, and one touch sensor for short-range bait detection.   Last updated: May 4, 2004