KrazyDad
Krazydad's printable sudoku puzzles
http://www.krazydad.com/sudoku/
PrintSudoku.com
Play online or print pdf sudoku. print free sudoku online, print free su-doku
http://www.printsudoku.com/
Samurai Sudoku
Samurai Sudoku
http://sudoku.my-imode.com/sudokuportalcom/gatai.html
Sudoku4kids
Sudoku 4 kids
http://www.onlineklas.nl/sudoku4kids/
Sudokuweb (4 formaten)
Sudokuweb (4 formaten)
http://www.sudokuweb.nl/