sudokucup.com

Here you can download the Sudoku practice puzzles:
Sudoku Booklet v.01 (pdf - 215kB) (updated 18.09.2013 23:09)!
Sudoku Booklet solutions (pdf - 105kB)

There are small changes by puzzle Number? Place?. And puzzle 15 has number clues inside the grid which were missing there before.

Time for solution of the competition puzzles will be 2 hours.

Here you can download the Puzzle practice puzzles:
Puzzle Booklet (pdf - 223kB)

Time for solution of the competition puzzles will be 2 hours.

You can find Persian translation of Sudoku booklet here:
Puzzle Booklet (pdf - 151kB)

You can find Chinese translation of Sudoku booklet here:
http://www.sudokufans.org.cn/forums/topic/1521