Beginners Sudoku #327005 https://www.livesudoku.com/en/sudoku/easy/327005

Beginners Sudoku #279134 https://www.livesudoku.com/en/sudoku/easy/279134

Beginners Sudoku #229344 https://www.livesudoku.com/en/sudoku/easy/229344

Beginners Sudoku #19745 https://www.livesudoku.com/en/sudoku/easy/19745

Beginners Sudoku #491502 https://www.livesudoku.com/en/sudoku/easy/491502

Medium Sudoku #530547 https://www.livesudoku.com/en/sudoku/medium/530547

Evil Sudoku #1864560 https://www.livesudoku.com/en/sudoku/evil/1864560

Medium Sudoku #512589 https://www.livesudoku.com/en/sudoku/medium/512589

Evil Sudoku #1627144 https://www.livesudoku.com/en/sudoku/evil/1627144

Evil Sudoku #1974294 https://www.livesudoku.com/en/sudoku/evil/1974294