Features of the book:
200+ Puzzles3000+ Hidden NumbersIncluding all solutions for checking and cheatingClear structureMany hours of fun Super gift for young and old High-quality paper stocksize: 8.5" x 11"Premium design Coverper page 3 Puzzlesper page 45 hidden NumberThis is a beautiful & cute gift for anyone at any age who needs to keep their brain active & mind relaxed