Queens Grid

Daily Queens Puzzle — March 27, 2026

Friday · 12×12 · Hard · Medium · 17 deductions

12 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 12x12 board split into 12 colour regions, needing 12 queens: one per row, one per column, one per region, none touching. Regions run from 2 to 31 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 12x12 board takes 17 deductions and needs the intermediate group-lock techniques, drawing on 5 distinct techniques. It opens on row 6, ruling cells out before any queen goes down. The queens resolve in the order K11 → L1 → C2 → J7 → H3 → B6 → I10 → A8 → G5 → D4 → E12 → F9. Every step follows by logic, so you never have to guess.

Techniques this board needs

Full solution, step by step (17 deductions)
  1. Region line lock essential

    Region line lock. This colour must use row 6, so nothing else can. This reasons over row 6. Rules out A6, D6, E6, F6, G6, H6, I6, J6 and 2 more.

  2. Region line lock essential

    Region line lock. This colour must use row 12, so nothing else can. This reasons over row 12. Rules out F12, G12, H12, I12, J12, K12, L12.

  3. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at K11.

  4. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at L1.

  5. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at C2.

  6. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at J7.

  7. Forced queen essential

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

  8. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at B6.

  9. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at I10.

  10. Region line lock essential

    Region line lock. This colour must use column 1, so nothing else can. This reasons over column 1. Rules out A9, A12.

  11. Line uses one region intermediate

    Line uses one region. 1 rows can only be filled by 1 colours, using them up. This reasons over row 9. Rules out D8, E8, F8, G8.

  12. Last cell in a line essential

    Last cell in a line. Row 8 has one legal cell left, so its queen goes there. Place a queen at A8. This reasons over row 8.

  13. Shared diagonal neighbour intermediate

    Shared diagonal neighbour. Every remaining option for this colour touches these cells, so they are out. Rules out E4.

  14. Forced queen essential

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

  15. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at D4.

  16. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at E12.

  17. 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 K11, L1, C2, J7, H3, B6, I10, A8, G5, D4, E12, F9.