Tic-tac-toe is a game for two players, X and O, who take turns marking the spaces in a 3×3 grid. The player who succeeds in placing three of their marks in a horizontal, diagonal or vertical row wins the game. Cute Travel Tic-Tac-Toe Game Book for Kids and Adults! Cover: Soft Cover (Matte) Size: 6" x 9" (15.24 x 22.86 cm) Interior: 110 pages (55 front/back sheets) with Blank 6 Games per Pages (660 Games) This 6" x 9" Tic Tac Toe Game for outside / playground, featuring a total of 110 pages filled 660 games, is perfect for adults, kids for summer vacations. Tic-Tac-Toe Game also known as "3-in-a-row" or "naughts and crosses" or "Xs and Os" is a paper-and-pencil game for two players drawing pieces (typically Xs for the first player and Os for the second) on a 3×3 square grid. The winner is the first player to place three of his marks in a row, column, or diagonal. The front cover consists of artistic, trendy, original, funny and colorful background. Essential game idea for all ages for summer vacations. Easy fit in a purse, tote and messenger bag to play in restaurants, planes, trains, car trips, waiting rooms, picnics, home.