The Big Book of Picross Hanjie Griddlers Nonograms: 4 volumes in 1 - with 400++ Japanese Picture Logic Puzzles (Paperback) (ISBN-13: 9798560986513)

IMPORTANT: This is a VALUE PACK volume. Out of 406 puzzles in this book, 370 puzzles have already been published in the previous 4 volumes of my Picross, Hanjie, Griddlers, Nonograms series of books and the remaining 36 puzzles are new and unique for this book. With this book, you get more puzzles for about half the price

• Puzzle dimensions:
• 79 30x20 puzzles
• 55 30x40 puzzles
• 49 25x15 puzzles
• 41 15x15 puzzles
• 29 30x30 puzzles
• 26 25x25 puzzles
• 20 25x35 puzzles
• 15 25x20 puzzles
• 12 35x35 puzzles
• 9 20x20 puzzles
• 8 10x15 puzzles
• 63 puzzles in various other sizes.

• Difficulty levels:
• 9 EASY puzzles
• 3 COOL puzzles
• 47 THINKER puzzles
• 264 BRAIN puzzles
• 18 IQ puzzles
• 65 INSANE puzzles

The puzzles in this book range from an intermediate level to rather difficult. They are certainly not trivial. A vast majority of the puzzles are moderately difficult (BRAIN level).

The author has explained some advanced solving techniques in the introduction.