Boring of same number sudoku then try this unique colour suduko with 75 Board Puzzles.
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How to Play
Fill all of empty squares in the grid with a colour. Each colour may appear only once in each row, column, and 3x3 box. Each puzzle has only one solution and any errors you have made will be highlighted in red or if you've made no mistakes, a green square will show where you can go next.
Joined: May 2013