Sudoku gets easier when you solve with a repeatable scan instead of searching the whole grid at once.
Beat the 08:00 countdown on a medium Sudoku puzzle.
Use arrow keys to move, number keys to enter values, Delete to erase, N to toggle notes, U to undo, H for a hint, and Escape to clear selection.
Medium puzzle loaded.
Internet Sudoku
Speed Run Medium Sudoku - Medium - Puzzle speed-run-2026-04-13-medium-13zegvc
The April 13, 2026 speed-run set has one unique puzzle for each difficulty. The selected medium puzzle has a 08:00 limit and belongs to the dated speed-run set.
Speed-run leaderboard scores are separate from daily puzzle leaderboards, so timed solves compete only with other timed completions.