400 Numbricks Puzzles 9x9 : Medium to Hard Puzzles Puzzle Book for Adults

The book contains 400 excellent Numbricks puzzles 9x9 at the level of Medium to Hard.

• Medium puzzles 200.
• Hard puzzles 200.
• All riddles have only 1 solution.
• 2 puzzles per page.
• The font size is correct you will not have to strain your eyes when solving puzzles.
• High quality paper and print (all puzzles read well, easy to write with pen and pencil without worry of bleed-through).

Numbricks is a type of logic puzzle. It is played on a rectangular grid of squares. Some of the cells have numbers in them. The object is to fill in the missing numbers, in sequential order, going horizontally and vertically only. Diagonal paths are not allowed.