A selection of other sites by the same author:

• puzzlemix.com - play a wide range of puzzles online, including Sudoku, Kakuro, Hanjie, Hitori, Slitherlink, Futoshiki, Killer Sudoku, Jigsaw Sudoku, Toroidal Sudoku and more!
• dokakuro.com - play kakuro online using an online player and puzzle book system
• dosudoku.com - play sudoku online
• how2vote.co.uk - find out how you could have voted in the 2005 (and 2001!) UK general elections
• Puzzle samples - examples of some other puzzle types I can produce

• Michael O'Mara Books - publishers of my many puzzle books, such as The 10-Minute Brain Workout