en.wikipedia.org/wiki/Tic-tac-toe

Tic-tac-toe is a paper-and-pencil game for two players, X and O, who take turns
marking the ..... Numerical Tic Tac Toe is a variation invented by the
mathematician Ronald Graham. The numbers 1 to 9...

wonderopolis.org/wonder/how-old-is-tic-tac-toe

Feb 10, 2016 ... No matter what you call it or how you spell it (tick-tack-toe is also acceptable), tic-
tac-toe is an ancient game that billions of people have played ...

uncyclopedia.wikia.com/wiki/Tic-Tac-Toe

The game of Tic-Tac-Toe was invented by Ur Gahay, an Octosaaitii from Planet
Reno, during the beginning of time. He got the concept for the game when he ...

www.tictactoeday.net/

Dec 13, 2014 ... Tic Tac Toe Day is coming Saturday, 12/13/14. This is ... By the way, it's rumored
that the cavemen invented tic tac toe, and called it “rocks and ...

plus.maths.org/content/tic-tac-toe

Oct 2, 2014 ... We have just learnt a really nice fact about the game of tic-tac-toe. As you ...
Numerical Tic Tac Toe is a variation invented by the mathematician ...

boardgames.stackexchange.com/questions/8310/first-modern-naughts-and-crosses-tic-tac-toe

Sep 6, 2012 ... Terni Lapilli is considered to be identical to modern Tic-Tac-Toe. ... 22 Oct. 182/1
Mr Babbage..has proceeded some way towards the invention ...

researchmaniacs.com/Games/Tic-Tac-Toe.html

The basic concept of Tic Tac Toe is not hard, however, here are the instructions ...
to learn that Tic-Tac-Toe was the first computer game, invented in 1952 by A.S. ...

bejofo.net/ttt

Win three games of Tic Tac Toe in a row. You may only play in the big field that
corresponds to the last small field your opponent played. When your are sent to a

www.cut-the-knot.org/proofs/tictactoe.shtml

Tic-Tac-Toe in 3D, Proofs, the essence of Mathematics, counting and
combinatorics.

playtictactoe.org/

Play the classic Tic-Tac-Toe game (also called Noughts and Crosses) for free
online with one or two players.