Sudoku Big Book Numbricks - 500 Easy to Master Puzzles 9x9 (Volume 1)

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.

Numbricks puzzles are similar to Hidato. The most important difference that it is only possible to move 1 node left, right, up, or down.

The puzzle books series contain:
- 125 Easy Puzzles
- 125 Normal Puzzles
- 125 Hard Puzzles
- 125 Master Puzzles
- Handy 6 x 9 inch Book Layout
- 6 Puzzles per Page
- Ideal for both Beginners and Experts.

The book is for those who like logic and math problems. Decide, developing and improving.