I was playing tic-tac-toe with a friend the other day. Even saying that sounds weird. Tic-tac-toe is an objectively bad game that is solved. Given perfect play, both players will tie without fail.

Tic tac toe is a classic game. It can be played virtually anywhere and on anything, from a bar napkin to a computer screen to a chic wooden set. However, while the game may appear simple, that is ...

Video produced in partnership with The Great Courses. All Great Courses video content is available only to subscribers with the password sent via email. This piece was adapted from an article ...