Sudoku No Four in a Row - 200 Normal Puzzles 11x11 (Volume 34) in Bloomington, MN

No Four in a Row
is played on a grid of irregular shape.
Some cells of the grid contain '
X
' and '
O
'.
The task is to fill in the grid so that four consecutive identical symbols never appear in any row, column or diagonal. The puzzle book contain:
- 200 Puzzles
- Handy 6 x 9 inch Book Layout
- 2 Puzzles per Page
- Ideal for Beginners In the book you will find a description and examples of solutions for all puzzles.
The book is for those who like logic and math problems. Decide, developing and improving.