Elwyn R. Berlekamp 
Dots and Boxes Game [PDF ebook] 
Sophisticated Child’s Play

The game of Dots-and-Boxes, the popular game in which two players take turns connecting an array of dots to form squares, or boxes has long been considered merely a child’s game. In this book, however, the author reveals the surprising complexity of the game, along with advanced strategies that will allow the reader to win at any level of gamepla