7 difficulty levels are from beginner to Extreme All puzzles are sorted by groups from 5x5 to 50x50 Include not only Black-and-white Nonograms, but also colored Nonograms All puzzles are tested by computer program and have unique solution Over 10000 Nonogram Puzzles, all are free More you play, your brain will become more active. Whether you want to sharpen your mind or relax your heart, you should give this classic Nonogram game a try. Even you are a beginner for the game, you can start to play it very easily. Nonogram game rules are very simple, easy to get started. For example, a clue of '3 6 2' would mean there are sets of three, six, and two filled squares, in that order, with at least one blank square between successive sets. In this puzzle type, the numbers are a form of discrete tomography that measures how many unbroken lines of filled-in squares there are in any given row or column. Nonogram game starts with tens of blank cells in a N x M grid, and these blank cells must be colored or left blank according to numbers at the side of the grid to reveal a hidden picture. Now Nonogram is known as nomogram, pictogram, Hanjie, Griddlers, Picross, Japanese Crosswords, Japanese Puzzles, Pic-a-Pix, 'Paint by numbers' and other names. At first, the game was named after 'お絵かきロジック', which means 'drawing logic'. HangXun Nonogram is a kind of picture logic game that was first invented by the Japanese in 1987. All puzzles are tested by computer program

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