Put your deductive skills to the test - no arithmetic!
Can you find the one way to fit all the interlocking numbers together on the grid?
Also known as number fill or number fit, each puzzle gives you an empty grid and a list of numbers. Each number fits in just one place in the grid and it is up to you to figure out where.
You get free unlimited access to play four new Daily puzzles each day – compete on the global leaderboard! For more of a challenge there is a free Weekender puzzle available each weekend with a bigger grid, perfect for solving leisurely on Saturday or Sunday morning, or even on Friday afternoon!
Continue playing with our Anytime Puzzle streams - these aren't limited to any particular day so you can play through them at your own speed! Want to play offline? 60+ puzzles are included in various sizes and difficulties, and you can buy extra puzzle packs to keep on your device and play anytime!