With 100 incredibly varied puzzles, including Hanjie, a huge range of Sudoku variants, Calcudoku, Killer Sudoku, Kakuro, Hashi, Slitherlink, Nurikabe, Masyu, Hitori, Futoshiki, Yajilin and many more, Sudoku Xtra is heaven for logic puzzle fans and casual solvers alike.
Featuring hand-made puzzles created by Dr Gareth Moore, author of a wide range of puzzle and brain-training books, Sudoku Xtra brings together all of the most popular Japanese puzzles, as well as a sprinkling of more unusual types. Visit SudokuXtra.com for even more content details.
Dr Gareth Moore is the author of a wide range of brain-training and puzzle books for both children and adults, including Keep Your Brain Fit: 101 Ways to Tone your Mind, The Mammoth Book of Brain Workouts and Train the Brain: Use It or Lose It. He also writes the monthly magazine Sudoku Xtra and runs the puzzle website www.puzzlemix.com.