Queens Grid

Daily Queens Puzzle — October 8, 2026

Thursday · 10×10 · Tricky · Hard · 17 deductions

10 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 10x10 board split into 10 colour regions, needing 10 queens: one per row, one per column, one per region, none touching. Regions run from 1 to 40 cells.

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

How this board is solved

Solving this 10x10 board takes 17 deductions and needs expert techniques, including testing a queen, drawing on 6 distinct techniques. The first queen you can place for certain is G2. The queens resolve in the order G2 → J7 → E10 → I1 → F5 → D6 → A4 → C3 → B9 → H8. Every step follows by logic, so you never have to guess.

Techniques this board needs

Full solution, step by step (17 deductions)
  1. Single-cell region essential

    Single-cell region. This colour covers only one cell, so its queen goes there. Place a queen at G2.

  2. Single-cell region essential

    Single-cell region. This colour covers only one cell, so its queen goes there. Place a queen at J7.

  3. Single-cell region essential

    Single-cell region. This colour covers only one cell, so its queen goes there. Place a queen at E10.

  4. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at I1.

  5. 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 8. Rules out F6, F8.

  6. Ruled out either way expert

    Ruled out either way. These cells are ruled out no matter where this colour's queen goes. Rules out C4.

  7. Ruled out either way expert

    Ruled out either way. These cells are ruled out no matter where this colour's queen goes. Rules out F4, C5, D5.

  8. 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 F5. This reasons over column 6.

  9. Ruled out either way expert

    Ruled out either way. These cells are ruled out no matter where this colour's queen goes. Rules out A3.

  10. 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 3. Rules out B4.

  11. Ruled out either way expert

    Ruled out either way. These cells are ruled out no matter where this colour's queen goes. Rules out B6, D8.

  12. Shared diagonal neighbour intermediate

    Shared diagonal neighbour. Every remaining option for this colour touches these cells, so they are out. Rules out B8.

  13. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at D6.

  14. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at A4.

  15. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at C3.

  16. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at B9.

  17. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at H8.

Answer: queens at G2, J7, E10, I1, F5, D6, A4, C3, B9, H8.