Doppelblock
Play Doppelblock (Double Block) free online. A Latin-square logic puzzle with shading: blacken exactly 2 cells in each row and column, then fill remaining cells with digits 1 to N-2. Outside clues show sums between the two black cells. 30 unique-solution levels from 5x5 Beginner to 7x7 Expert.
If the game does not load inside this page (some publishers block cross-site iframes), open it on the official page: ↗ Play Doppelblock on GameZipper. Source: GameZipper.com (attributed per terms).
Game info
| Genre | Puzzle |
|---|---|
| Platform | Web Browser (web / HTML5) |
| Source | GameZipper.com |
About “Doppelblock”
Play Doppelblock (Double Block) free online. A Latin-square logic puzzle with shading: blacken exactly 2 cells in each row and column, then fill remaining cells with digits 1 to N-2. Outside clues show sums between the two black cells. 30 unique-solution levels from 5x5 Beginner to 7x7 Expert.
Source: GameZipper.com (attributed per terms). We only aggregate and link; the game is run by its official publisher — use the official link above to play free.