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.
2008
1977
1963
2000
2020
2014
1990
2009
2022
2024
1962
2023
—
2001
