9.3
Collect all 9 colors by solving ever more difficult Sudoku puzzles.
Collect all 9 colors by solving ever larger Sudoku puzzles.
Make sure every row and every column contains all different colors.
February 19, 2026
February 19, 2026
February 19, 2026
February 19, 2026
February 19, 2026
February 19, 2026
February 19, 2026
February 19, 2026
February 19, 2026
February 19, 2026
February 19, 2026
February 19, 2026