Attractive Layout, Amazing Graphics, Extraordinary Designed Board, Intuitive User Interface, Ease of Use. This is the more advance level board game that you should challenge like you never experience before. Unlimited puzzles with varied level of difficulty to fit your choice. 5x5, 6x6, 7x7, 8x8 You’ll never regret having this Kakuro Challenge, which is just perfectly challenge your mind, your logical thinking skill, your brain cells! Interrupted? Need a Break? Exit Kakuro Challenge and you’ll get to see your incomplete puzzle is saved and awaiting for your return. Stuck? Need some guide? Simply click on hints and you'll get an answer right away! Useful hints as aid, why not! Feature: - Intuitive Number Pad - Smart Notes - Conflict Checking - Auto Save Mode - Levels of Difficulty - Endless, Randomly Generated Puzzles - Game Timer - Pause/Resume Puzzle - Smart Hints How to play: Kakuro is like a crossword puzzle with numbers (from 1 to 9). Each squares need to be filled up with these digits and sum add up to the specified number provided in the clue above it or to the left. Number can only be used once in a word. Good lucky and Enjoy!