Sudoku (free, no ads):Amazon.com:Appstore for Android
Sudoku : Classic Sudoku Free For Kindle Fire:Amazon.com:Appstore for Android
Sudoku – Gratis Sudoku ohne Anmeldung spielen - Spiele - SZ.de
100 Wicked 16x16 Sudoku Puzzles: Suitable for Advanced Sudoku Solvers / Great for Traveling and On The Go / Normal Level (Mini Sudoku Books, Band 10) : Sharpened Pencil Press: Amazon.de: Bücher
Sudoku For Kids: +100 Sudoku Puzzles From Easy to Hard : Press, Mario: Amazon.de: Bücher