Fully featured Sudoku app using Xmas Images instead of numbers. (You can find the standard numbers version in my little corner of this forum.) You can build your own puzzles (from a solution, level 0 or copy a puzzle from newspaper level 9 hmm might be a little different with images?) or play 8 different levels provided check out the help file which is also the first screen of app. You could replace the 9 images with your own just use the same file names.
b = b + ...