SUDOKU Easy - Extreme - 500 PUZZLES WITH SOLUTION

500 Easy - Extreme SUDOKU PUZZLES that will keep you SATISFIED for a long long time. 80 Easy, 80 Medium, 80 Tricky, 80 Hard, 80 Brutal, 80 Diabolic and 20 Extreme puzzles, so get READY, SET, SOLVE!
Big sudoku boards, with room to write the solution candidates.LARGE PRINT. 4 puzzles per page.Guarantied proper SUDOKU puzzles with only one solution per puzzle.No guessing needed.The puzzles increase in difficulty as you progress, which makes them satisfying and increasingly challenging to solve.Advanced strategies are needed for the Tricky, Hard, Brutal, Diabolic and Extreme puzzles. The Easy and Medium puzzles can be solved without advanced strategies, but using them will shorten the solving time.Big and easy to read solutions at the end of the book. This book offers a great value. Happy solving. Enjoy!