This book includes sudoku puzzles, nonograms, calcudoku, and masyu games. There are cryptic puzzles that solve similar to sudoku, but result in decrypting a word or phrase. Masyu is a puzzle where you draw lines that connect in a path through black or white circles with strict rules of movement and direction.

Each puzzle comes with clear instructions to get you started, and a hint in case you get stuck. The answers to each puzzle are at the back of the book, so that you can check your work. Continue reading →