Sudoku Extreme: Sudoku Diabolical, Hard Sudoku Books for Adults, Sudoku Gift Book, Sudoku Expert, Gift for Math Geeks in Bloomington, MN

Expert, Diabolical, Extremely Hard - you name it. The main point is - this
Sudoku Puzzle Book
is
not
for a beginner.
Features:
- instructions (just in case)
- 8.5 x 11 inches
- 87 pages
- 4 puzzles per page
- solutions
- white paper
- softcover
If you are ready for this challenge, don't hesitate and order a copy today!