The Times Puzzle Books – The Times Kakuro Book 3: 200 mathematical logic puzzles (The Times Puzzle Books)
Test your powers of logic with 200 puzzles from The Times
Just like a mathematical crossword, these puzzles are ideal for fans of Su Doku who relish grappling with figures. Contains four levels of difficulty, combining arithmetic with an intersecting layout: Mild, Medium, Tricky and Tough.
