How to play
- Fill every cell with a number from 1 to 6.
- No repeats in any row, column, or 2×3 box.
- Conflicts glow red so you can backtrack.
- Finish the grid to stop the clock.
Controls
- Desktop
- Click a cell, then type 1–6. Arrows move, Backspace clears.
- Mobile
- Tap a cell, then tap the number pad.
Category: PuzzleDifficulty: Medium
A compact sudoku on a 6×6 grid: place 1–6 so no row, column, or 2×3 box repeats. Every puzzle has exactly one solution. Fast solves set records.