giantsudoku.com
Google
Android Giant Sudoku
Play Sudoku Online
Giant Sudoku is a Sudoku puzzle where each row, column, and 5 by 5 box contains each letter of the alphabet from A to Y.

Each week 3 new puzzles and their solutions are available to print. Simply select a button below, and then File/Print.

Difficulty Click on one of the buttons below. When a new window appears select File/Print.
Easy
Medium
Hard