Connect Four Connect Four is a vertical game of tic-tac-toe, but with a twist - you have to get four in a row The first player to get four checkers lined up in a row in any direction--horizontal, vertical, or diagonal--wins the game Game includes: grid, two end supports, 21 black checkers and 21 red checkers This game is centuries old For 2 Players Captain James Cook used to play it with his fellow officers on his long voyages, and so it has also been called "Captain's Mistress"