400 X-Tra Fun Puzzles!: Sudoku-X Four Star! Sudoku Hyper!

By Puzzle Barn Press

Welcome to TWO new varieties of Hard Sudoku from Puzzle Barn Press This book has a record FOUR hundred puzzles for your enjoyment

Our first offering is two hundred Sudoku X Four-Star

There are two extra diagonal constraints (the grey squares, which also must like regular Sudoku, be filled with 1 to 9. This is considered to be quite a difficult puzzle).

Second, there are two hundred Hyper Four-Star Sudoku, which has all the rules of regular Sudoku, PLUS each of the shaded blocks in each puzzle must also contain the numbers 1 to 9.

Between the two, these 400 puzzles should provide TONS of challenge for each and every player

All solutions are provided, of course, behind each section of puzzle.

Have fun Solve them all

These puzzles are intended to challenge you, and we hope they will All solutions are provided, of course, behind each section of puzzle.

Have fun Win them all

There are 10 Volumes to this set of Sudoku puzzles. Please check by clicking on our Author Name, Puzzle Barn Press, on Amazon to see all our offerings from very simple to very hard. Our website, PuzzleBarnPress.com is under development as I speak

Enjoy, thank you for your purchase, and please come back soon for more

• Format: Paperback
• Language: English
• ISBN: 1075277442
• ISBN13: 9781075277443
• Release Date: June 2019
• Publisher: Independently Published
• Length: 238 Pages
• Weight: 1.24 lbs.
• Dimensions: 0.5" x 8.5" x 11.0"