Puzzle Book | Engaging Brain Teasers for Logic Lovers

"Dive into the exciting world of puzzles with this digital book!

Each puzzle features a square grid filled with numbers, and your challenge is to shade the squares following these rules:

No number can appear more than once in any row or column.

Shaded squares must not touch each other vertically or horizontally.

All unshaded (white) squares must form one continuous area when the puzzle is complete.

Perfect for beginners and experts alike, this book offers an entertaining way to challenge your brain and sharpen your logical thinking skills!"