Gregory ML, Raymond W, Bell A, Jurafsky D. Effects of informativeness on word duration in conversation. Vancouver, B.C: Society for Text and Discourse; 1999. [ Google Scholar] Sometimes, tic-tac-toe (where players keep adding "pieces") and three men's morris (where pieces start to move after a certain number have been placed) are confused with each other.

Tic-tac-toe is played on a three-by-three grid by two players, who alternately place the marks X and O in one of the nine spaces in the grid. Clark HH, Wasow T. Repeating words in spontaneous speech. Cognitive Psychology. 1998; 37:201–242. [ PubMed] [ Google Scholar]

Guess the F1 driver!

In 1952, OXO (or Noughts and Crosses), developed by British computer scientist Sandy Douglas for the EDSAC computer at the University of Cambridge, became one of the first known video games. [13] [14] The computer player could play perfect games of tic-tac-toe against a human opponent. [13]

Brown-Schmidt S, Campana E, Tanenhaus MK. Real-time reference resolution by naïve participants during a task-based unscripted conversation. In: Trueswell JC, Tanenhaus MK, editors. World-situated language processing: Bridging the language as product and language as action traditions. Cambridge: MIT Press; 2005. pp. 153–171. [ Google Scholar] Quantum tic-tac-toe allows players to place a quantum superposition of numbers on the board, i.e. the players' moves are "superpositions" of plays in the original classical game. This variation was invented by Allan Goff of Novatia Labs. [33] a b c Golomb, Solomon W.; Hales, Alfred W. (2002). "Hypercube tic-tac-toe" (PDF). More Games of No Chance (Berkeley, CA, 2000). Math. Sci. Res. Inst. Publ. Cambridge Univ. Press. 42: 167–182. MR 1973012. Archived (PDF) from the original on 6 February 2011. When X plays 1 as their opening move, then O should take 5. Then X takes 9 (in this situation, O should not take 3 or 7, O should take 2, 4, 6 or 8):

Tic-Tac-Toe multiplayer

Bolinger D. Intonation and Its Parts: Melody in Spoken English. Stanford, CA: Stanford University Press; 1986. [ Google Scholar] TicTacToe Magic" (PDF). Archived from the original (PDF) on 20 December 2016 . Retrieved 17 December 2016.