Checkers is a board game that Arthur and his friends play in a number of episodes.
Arthur remembers the time when D.W. beat him at checkers, and after she couldn't stop rubbing it in.
It is mentioned that Buster's favorite game is checkers.
D.W. and Arthur play checkers.
The Brain and Arthur take part in a school-wide checkers tournament. Arthur considers himself to be of average skill in the game.
Arthur and Grandpa Dave play checkers. Arthur later finds out that, like Grandpa Dave, his great-great-great uncle Matthew was "a fiend" for checkers (as Grandpa Dave put it when giving Arthur Matthew's compass).
Binky and Arthur search for the Checkers before they venture to China to retrieve Mei Lin.