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"Puzzle Book" is big collection of different puzzles.
☆ Kakuro ☆ Word Search ☆ Sudoku ☆ Picross, ☆ Nonograms ☆ Link-a-pix ☆ Crosswords ☆ and many many other puzzles.
Since January 2017, we run online tournaments. The first tournament is Sudoku (all Sudoku variants). Solve the fastest, earn new achievements. Raise your Elo rating.
All puzzles can be solved for free.
Collect bonus coins and get additional tips and puzzles
Solve faster than others to earn more rating points. Share with others your achievements.
