Book excerpt: Universally popular, checkers is one of the world s oldest and most elegantly structured board games and on a high level, it can demand real strategic thought. Put your skill to the test with these puzzles all based on the Standard American game. (Federation rules appear in their entirety.) Each is solvable in no more than six-and-a-half moves, and sometimes, the winner even seems at a serious disadvantage at the start. Quite a few of the solutions list alternative patterns of play. "