Queens Grid

Daily Queens Puzzle — August 8, 2026

Saturday · 13×13 · Tough · Medium · 16 deductions

13 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 13x13 board split into 13 colour regions, needing 13 queens: one per row, one per column, one per region, none touching. Regions run from 1 to 31 cells.

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

How this board is solved

Solving this 13x13 board takes 16 deductions and needs the intermediate group-lock techniques, drawing on 5 distinct techniques. The first queen you can place for certain is K13. The queens resolve in the order K13 → B12 → H11 → J3 → M10 → L1 → I7 → G5 → D9 → E4 → F8 → A6 → C2. Every step follows by logic, so you never have to guess.

Techniques this board needs

Full solution, step by step (16 deductions)
  1. Single-cell region essential

    Single-cell region. This colour covers only one cell, so its queen goes there. Place a queen at K13.

  2. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at B12.

  3. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at H11.

  4. Region line lock essential

    Region line lock. This colour must use column 4, so nothing else can. This reasons over column 4. Rules out D1, D2, D3, D4, D5, D6, D7, D8.

  5. Shared diagonal neighbour intermediate

    Shared diagonal neighbour. Every remaining option for this colour touches these cells, so they are out. Rules out L2.

  6. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at J3.

  7. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at M10.

  8. Forced queen essential

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

  9. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at I7.

  10. Forced queen essential

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

  11. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at D9.

  12. Region line lock essential

    Region line lock. This colour must use row 2, so nothing else can. This reasons over row 2. Rules out F2.

  13. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at E4.

  14. Last cell in a line essential

    Last cell in a line. Column 6 has one legal cell left, so its queen goes there. Place a queen at F8. This reasons over column 6.

  15. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at A6.

  16. Forced queen essential

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

Answer: queens at K13, B12, H11, J3, M10, L1, I7, G5, D9, E4, F8, A6, C2.