Complete 1000 Sudoku Cards
Play Sudoku for 1000 hours
Complete 100 Sudoku Cards
Play Sudoku for 100 Hours
Complete 10 Sudoku Cards
Complete a Sudoku Card in 10 minutes
Complete one Sudoku Card
Play for a total of 1 hour
Complete 24 hours of playing Sudoku
Complete a Sudoku Card in 3 Minutes
Play 500 hours of Sudoku
Complete 50 Sudoku Cards
Complete a Sudoku Card in 5 Minutes
Complete 6 hours of playing Sudoku