Play Sudoku Win A Rhino!

Edinburgh Zoo has launched an online Sudoku competition to mark the arrival in June of two Indian rhinos.

Zoodoku involves a Rhino-themed sudoku grid and winners will win a special Indian rhino adoption pack, giving information on how to help conserve the endangered animals, and some special rhino goodies.

The competition closes on 26th May 2006. To play Zoodoku and enter the competition visit Edinburgh Zoo's website.

The Complete Sudoku Strategy Guide
This guide introduces the little known strategies of Rua Ira and Toru Ipa. These easy to learn but powerful strategies will have you completing Sudoku like a Grand Master in no time at all.

Sudoku Quotes and Tips
The great thing about these puzzles is that they have to be solved by pure logic, not luck. They can be frustrating, but the reward when you crack them is a great feeling.
Wayne Gould, Father of the current Sudoku craze.

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