Medium sudoku

Time 0:00Mistakes 0

What to expect at this level

A medium sudoku can stall if you only look for single numbers. At some point you will need to write down candidates and notice two cells that share a pair, or a number confined to one line of a box. This is also the level of the daily puzzle.

Techniques you'll use

Use New puzzle for another at this level. Comfortable here? Move up to hard sudoku. Go there.