Queens Grid

Daily Queens Puzzle — September 4, 2026

Friday · 11×11 · Hard · Medium · 24 deductions

11 queens left to place.

Tap once to rule a cell out, twice to place a queen. Right-click marks an exclusion directly. Arrow keys move between cells.

A 11x11 board split into 11 colour regions, needing 11 queens: one per row, one per column, one per region, none touching. Regions run from 2 to 30 cells.

The daily board is the same for everyone and gets harder as the week goes on: Friday is set to hard. Every daily puzzle has one solution and needs no guessing.

How this board is solved

Solving this 11x11 board takes 24 deductions and needs the intermediate group-lock techniques, drawing on 6 distinct techniques. It opens on row 1, ruling cells out before any queen goes down. The queens resolve in the order A7 → C8 → B1 → D11 → J10 → E2 → H3 → K4 → I6 → G5 → F9. Every step follows by logic, so you never have to guess.

Techniques this board needs

Full solution, step by step (24 deductions)
  1. Region line lock essential

    Region line lock. This colour must use row 1, so nothing else can. This reasons over row 1. Rules out A1, D1, E1, F1, G1, H1, I1, J1 and 1 more.

  2. Region line lock essential

    Region line lock. This colour must use column 11, so nothing else can. This reasons over column 11. Rules out K6, K7, K8, K9, K10, K11.

  3. Region line lock essential

    Region line lock. This colour must use row 5, so nothing else can. This reasons over row 5. Rules out A5, B5, C5, D5, E5, F5, I5, J5 and 1 more.

  4. Region line lock essential

    Region line lock. This colour must use row 8, so nothing else can. This reasons over row 8. Rules out A8, D8, E8, F8, G8, H8, I8, J8.

  5. Shared diagonal neighbour intermediate

    Shared diagonal neighbour. Every remaining option for this colour touches these cells, so they are out. Rules out B2, C2.

  6. Shared diagonal neighbour intermediate

    Shared diagonal neighbour. Every remaining option for this colour touches these cells, so they are out. Rules out G3.

  7. Shared diagonal neighbour intermediate

    Shared diagonal neighbour. Every remaining option for this colour touches these cells, so they are out. Rules out J3.

  8. Shared diagonal neighbour intermediate

    Shared diagonal neighbour. Every remaining option for this colour touches these cells, so they are out. Rules out G4, H4, G6, H6.

  9. Shared diagonal neighbour intermediate

    Shared diagonal neighbour. Every remaining option for this colour touches these cells, so they are out. Rules out B7, C7, B9, C9.

  10. Shared diagonal neighbour intermediate

    Shared diagonal neighbour. Every remaining option for this colour touches these cells, so they are out. Rules out I10.

  11. Two-region group lock intermediate

    Two-region group lock. 2 colours fit in only 2 columns, reserving them. This reasons over column 2 and column 3. Rules out B3, B4, B6, B10, B11, C3, C4, C6 and 2 more.

  12. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at A7.

  13. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at C8.

  14. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at B1.

  15. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at D11.

  16. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at J10.

  17. Region line lock essential

    Region line lock. This colour must use row 9, so nothing else can. This reasons over row 9. Rules out E9.

  18. Line uses one region intermediate

    Line uses one region. 1 columns can only be filled by 1 colours, using them up. This reasons over column 9. Rules out E3, E4, E6.

  19. Last cell in a line essential

    Last cell in a line. Column 5 has one legal cell left, so its queen goes there. Place a queen at E2. This reasons over column 5.

  20. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at H3.

  21. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at K4.

  22. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at I6.

  23. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at G5.

  24. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at F9.

Answer: queens at A7, C8, B1, D11, J10, E2, H3, K4, I6, G5, F9.