Sudoku's Variants

We have already found out the following Sudoku's variants:

Classic Sudoku

Pips Sudoku

0-9 Sudoku

Sudoku <>

Diagonal Sudoku

Odd/Even Sudoku

Sum Sudoku

147 Sudoku

Irregular Sudoku

Multi Sudoku x2

Toroidal Sudoku

Extra-Regions Sudoku

Outside Sudoku

Frame Sudoku

Consecutive Sudoku

Star Sudoku

Combined Sudoku

Cubic Sudoku

Word Sudoku

Irregular 6x6 Sudoku

Irregular 12x12 Sudoku

Multi-mixed Sudoku

Mechanical Sudoku

Pandigital Sudoku

Product Sudoku

Mini Sudoku

Digital Sudoku

Colors Sudoku

Letters Sudoku

Samurai Sudoku

Note:" Sudoku" is 7th most popular web search in 2005 . It will come as no surprise to readers just how popular sudoku has become on the web. And this week the proof of the phenomenon hit UK television screens when Channel 4 broadcast a 5-day series of The 100 Hottest Web Searches 2005. Sudoku.org.uk founder Michael Mepham was the expert among a collection of celebrities asked for their thoughts on the success of sudoku in the UK.