Sudoku: 102 Very Hard Puzzles

Become a Sudoku Master!
Whatever Your Level, You'll Love This Sudoku Puzzle Book! This Book Features The Following: - 102 Very Hard Sudoku 9x9 Puzzles High quality symmetrical puzzles.
Two puzzles per page, set out in a 5.25x8 inch format.
Full solutions for all puzzles at the back of the book.
Plenty of white space for number scribbling.
High quality paperback, not magazine quality. The book is small in size but the numbers are printed in large font, easy to read.
Every puzzle in thi...