Back when I was at Pensacola High they had a local science fair at the junior colllege. One of the entries was really cool. Someone had taken the parts out of an old pinball machine and used them to create a really crude electro-mechanical "computer" which played tic tac toe against a human.
Here's the modern digital version of it. See if you can beat the computer.
http://tinyurl.com/2uof4m
Here's the modern digital version of it. See if you can beat the computer.
http://tinyurl.com/2uof4m