Beat the Clock Kakuro : 214 Easy to Hard Puzzles with Target Time Limits (Paperback)

Kakuro took the brain-teasing fun of sudoku to the next level by adding math and a crossword puzzle grid. Now, "Beat the Clock Kakuro" takes kakuro itself to the next level by challenging game players with a time goal for each puzzle.
Players can truly test their skills by seeing how their times rank them -- from beginner to master. The added time challenge in "Beat the Clock Kakuro" will help players improve their concentration and solving abilities as they push themselves to achieve lower and lower times on their way to becoming masters. Kakuro took the brain-teasing fun of sudoku to the next level by adding math and a crossword puzzle grid. Now, "Beat the Clock Kakuro" takes kakuro itself to the next level by challenging game players with a time goal for each puzzle.
Players can truly test their skills by seeing how their times rank them from beginner to master. The added time challenge in "Beat the Clock Kakuro" will help players improve their concentration and solving abilities as they push themselves to achieve lower and lower times on their way to becoming masters."