posted by Ray on Thu, 27 Jun 2013 8:05am
posted by Ray on Mon, 24 Jun 2013 8:05am
see also:
Instructables - Tic Tac Toe Robot
posted by Ray on Sat, 22 Jun 2013 8:05am
posted by Ray on Fri, 21 Jun 2013 8:05am
hat tip Automata Blog
posted by Ray on Thu, 20 Jun 2013 8:05am
posted by Ray on Wed, 19 Jun 2013 8:05am
posted by Ray on Tue, 18 Jun 2013 8:05am
posted by Ray on Mon, 17 Jun 2013 8:05am
posted by Ray on Sat, 15 Jun 2013 8:05am
posted by Ray on Wed, 5 Jun 2013 9:05am