Daily Sudoku
Sudoku and sudoku puzzle is a fun puzzle is to enter a number from 1 through 9 in each cell of a sudoku grid, most frequently a 9×9 grid made up of 3×3 subgrids (called 'regions'), starting with various numbers given in some cells (the 'givens')
http://www.daily-sudoku.com/
Denksport
Denksport
http://www.denksport.nl/?page=puzzle&level=3&type=beeldzoeker&typeid=3
Number Place
Number Place
http://www.jimloy.com/puzz/place.htm
T&O Japanse Puzzels(download)
Japanse puzzels - japanese puzzles - beeldpuzzels - plaatjespuzzels
http://www.japansepuzzels.nl/