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.
1982
2002
1973
1950
2001
2017
2011
1999
1996
2015
2012
2020
2022
2025
2013
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2003
1976
