Extra Space Sudoku Fill in the white cells so that 1-9 appears exactly once in each row, column, and bold region. The grey cells will not contain numbers. Extra Space Sudoku: 150 Loose Fit Sudoku Variants Puzzles DetailBuy Extra Space Sudoku: 150 Loose Fit Sudoku Variants Puzzles DetailBuy Extra Space Sudoku: 150 Loose Fit Sudoku Variants Puzzles DetailBuy Extra Space Sudoku: 150 Loose Fit Sudoku Variants Puzzles DetailBuy Extra Space Sudoku: 150 Loose Fit Sudoku Variants Puzzles DetailBuy Extra Space Sudoku: 150 Loose Fit Sudoku Variants Puzzles DetailBuy December 20, 2019December 20, 2019