People addicted to the current Sudoku craze can now log on to a UQ mathematics website to find helpful advice about solving these intriguing puzzles.
UQ Mathematics Professor Anne Street and Associate Professor Diane Donovan have created the website, http://www.maths.uq.edu.au/~dmd/puzzles-and-other.htm, which gives a step-by-step example of how to tackle a smaller version of the puzzles.