Sudoku in 2015

Deadliest Killer Sudoku: Test your BRAIN and IQ with these INSANE puzzles by Djape

The Massive Book of Jigsaw Sudoku: 1000 puzzles by Djape

Solve Extreme Sudoku: Strategies for Easy To Hard Puzzles by Gandert, Scott, Emmert, Robert

Thermometer Puzzle Challenge 1 by Duval, Martin

Le défi Shogun 1 by Duval, Martin

Shogun Challenge 1 by Duval, Martin

Sudoku Variations by Djape

Killer Samurai Sudoku by Djape

Revenge of Killer Sudoku by Djape

Gill's Book Of Sudoku: 200 traditional sudoku puzzles in easy, medium & hard by Media, Clarity

Will Shortz Presents Train Your Brain Sudoku by Shortz, Will

Solving Sudoku: Illustrated Strategies by Janusz, Gerald

Grandfather's Book Of Sudoku: 200 traditional sudoku puzzles in easy, medium & hard by Media, Clarity

Be a Sudoku Wiz Use the Power of Two A Primer by Ferguson, Elizabeth

Sudoku Super Hard: Original Sudoku For Brain Power Vol. 3: Include 300 Puzzles Super Hard Level by Momo, Yamada

Sudoku Super Hard: Original Sudoku For Brain Power Vol. 4: Include 300 Puzzles Super Hard Level by Momo, Yamada

Sudoku Super Hard: Original Sudoku For Brain Power Vol. 5: Include 300 Puzzles Super Hard Level by Momo, Yamada

Sudoku Very Hard: Original Sudoku For Brain Power Vol. 3: Include 300 Puzzles Very Hard Level by Momo, Yamada

Sudoku Very Hard: Original Sudoku For Brain Power Vol. 4: Include 300 Puzzles Very Hard Level by Momo, Yamada

Sudoku Very Hard: Original Sudoku For Brain Power Vol. 1: Include 300 Puzzles Very Hard Level by Momo, Yamada

Sudoku Super Hard: Original Sudoku For Brain Power Vol. 2: Include 300 Puzzles Super Hard Level by Momo, Yamada

Sudoku Super Hard: Original Sudoku For Brain Power Vol. 1: Include 300 Puzzles Super Hard Level by Momo, Yamada

Sudoku Very Hard: Original Sudoku For Brain Power Vol. 5: Include 300 Puzzles Very Hard Level by Momo, Yamada

Sudoku Very Hard: Original Sudoku For Brain Power Vol. 2: Include 300 Puzzles Very Hard Level by Momo, Yamada

Sudoku Samurai Easy: Original Sudoku For Brain Power Vol. 2: Include 100 Puzzles Sudoku Samurai Easy Level by Momo, Yamada

Sudoku Samurai Easy: Original Sudoku For Brain Power Vol. 3: Include 100 Puzzles Sudoku Samurai Easy Level by Momo, Yamada

Sudoku Samurai Easy: Original Sudoku For Brain Power Vol. 5: Include 100 Puzzles Sudoku Samurai Easy Level by Momo, Yamada

Sudoku Samurai Easy: Original Sudoku For Brain Power Vol. 4: Include 100 Puzzles Sudoku Samurai Easy Level by Momo, Yamada

Sudoku Samurai Very Hard: Original Sudoku For Brain Power Vol. 2: Include 100 Puzzles Sudoku Samurai Very Hard Level by Momo, Yamada

Sudoku Samurai Very Hard: Original Sudoku For Brain Power Vol. 4: Include 100 Puzzles Sudoku Samurai Very Hard Level by Momo, Yamada

Sudoku Samurai Super Hard: Original Sudoku For Brain Power Vol. 2: Include 100 Puzzles Sudoku Samurai Super Hard Level by Momo, Yamada

Sudoku Samurai Super Hard: Original Sudoku For Brain Power Vol. 4: Include 100 Puzzles Sudoku Samurai Super Hard Level by Momo, Yamada

Sudoku Samurai Super Hard: Original Sudoku For Brain Power Vol. 5: Include 100 Puzzles Sudoku Samurai Super Hard Level by Momo, Yamada

Sudoku Samurai Medium: Original Sudoku For Brain Power Vol. 3: Include 100 Puzzles Sudoku Samurai Medium Level by Momo, Yamada

Sudoku Samurai Medium: Original Sudoku For Brain Power Vol. 5: Include 100 Puzzles Sudoku Samurai Medium Level by Momo, Yamada

Sudoku Samurai Hard: Original Sudoku For Brain Power Vol. 2: Include 100 Puzzles Sudoku Samurai Hard Level by Momo, Yamada

Sudoku Samurai Hard: Original Sudoku For Brain Power Vol. 3: Include 100 Puzzles Sudoku Samurai Hard Level by Momo, Yamada

Sudoku Samurai Hard: Original Sudoku For Brain Power Vol. 4: Include 100 Puzzles Sudoku Samurai Hard Level by Momo, Yamada

Sudoku Samurai Hard: Original Sudoku For Brain Power Vol. 5: Include 100 Puzzles Sudoku Samurai Hard Level by Momo, Yamada

Sudoku Samurai Super Hard: Original Sudoku For Brain Power Vol. 1: Include 100 Puzzles Sudoku Samurai Super Hard Level by Momo, Yamada

Sudoku Samurai Very Hard: Original Sudoku For Brain Power Vol. 3: Include 100 Puzzles Sudoku Samurai Very Hard Level by Momo, Yamada

Sudoku Samurai Hard: Original Sudoku For Brain Power Vol. 1: Include 100 Puzzles Sudoku Samurai Hard Level by Momo, Yamada

Sudoku Samurai Very Hard: Original Sudoku For Brain Power Vol. 5: Include 100 Puzzles Sudoku Samurai Very Hard Level by Momo, Yamada

Sudoku Samurai Medium: Original Sudoku For Brain Power Vol. 4: Include 100 Puzzles Sudoku Samurai Medium Level by Momo, Yamada

Sudoku Samurai Medium: Original Sudoku For Brain Power Vol. 2: Include 100 Puzzles Sudoku Samurai Medium Level by Momo, Yamada

Sudoku Samurai Super Hard: Original Sudoku For Brain Power Vol. 3: Include 100 Puzzles Sudoku Samurai Super Hard Level by Momo, Yamada

Sudoku Samurai Very Hard: Original Sudoku For Brain Power Vol. 1: Include 100 Puzzles Sudoku Samurai Very Hard Level by Momo, Yamada

Pocket Posh Sudoku and Beyond 5: 100 Puzzles by The Puzzle Society

Sudoku Samurai Medium: Original Sudoku For Brain Power Vol. 1: Include 100 Puzzles Sudoku Samurai Medium Level by Momo, Yamada

200 Kid's Sudoku Puzzles by Jacobs, Anne

Wickedly Evil Sudoku: Volume 2 by Carson, William L.

Super Mega Ultra Easy Sudoku: Volume 2 by Carson, William L.

Granny's Book Of Sudoku: 200 traditional sudoku puzzles in easy, medium & hard by Media, Clarity

Sudoku Puzzle Book: Volume 4 by Carson, William L.

501 Really Hard Sudoku Puzzles by Jones, Louise

Sudoji: 144 Emoji Sudoku Puzzles by Sweigart, Al

Sudoku For Beginners: 200 Easy to Medium Puzzles: Sudoku Puzzle book for sharpening concentration and reasoning skills. by Geren, Patricia

Sudoku For Beginners: 200 Easy to Medium Puzzles by Geren, Patricia

Papa's Book Of Sudoku: 200 traditional sudoku puzzles in easy, medium & hard by Media, Clarity

Elephant Sudoku World Biggest Book of 4950 Puzzles by Dalipi, Arbëresh

Decode Sudoku 8 Ways by Ward, Daniel

The Battle of Sudoku by Dalipi, Arbëresh

Biggest Sudoku Puzzle Book Ever: 2,222 Sudoku Puzzles - 6 difficulty levels by Bloom, Jonathan