Contestants play a version of tic-tac-toe by answering questions to win squares on a game board. The popular quiz show enjoyed many incarnations from the 1950s to the '90s, both in daytime and prime time, on NBC, CBS and in syndication.
1997
1961
1983
2023
2020
1986
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1955
2021
1984
2014
2008
2011
1993
2022
2010
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