Requirements: Timer Wander routine radar sweep thingy vs. circle sweep thingy vs. random wander obstacle avoid thingy treat food as an obstacle to avoid double counting light seeker must be idle for at least 60 sec. light seeking behavior wander & count until you see the light (aka JEEEESUS) Design extension for single caster & opto-sensors (general overall overhaul) lower center of gravity re-gear luke pick a direction, slackers. Oscar: the bumper sensors keep resetting the timer and the robot will not exit the find food function at 60 seconds so new idea for timer start process(timer()) for bumpers? or no? new update from oscar and rebecca 3-24-04 works pretty good. maybe some last minute fine tuning but other than that shes ready to rock and roll. good times 3-25-04 Chris stopping by to see what's up. Dang! We gots the hella low ridah.