Daily puzzle: Colour Sudoku
Here we publish brand new puzzles every day. If you have a special wish, suggestion, comments or questions, please contact us. Best wishes and lots of fun with the puzzles!
Rules: Fill the grid so that every column, every row, every 3x3 box and all cells with the same colour contain the digits 1 to 9. The example on the side shows an Colour Sudoku with the digits 1 to 6.