Answer: checkerboards

AnswerCrossword Clue
CHECKERBOARDSThese have 64 squares
checkerboardsA board for playing checkers and certain other games, with a regular pattern of squares in alternating colors, typically black and white
checkerboardsCHECKERBOARD, a board used in various games (as checkers) with usually 64 squares in 2 alternating colors
checkerboardsA pattern resembling such a board