Queens Grid

Daily Queens Puzzle — May 7, 2026

Thursday · 10×10 · Tricky · Hard · 18 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 21 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 18 deductions and needs expert techniques, including testing a queen, drawing on 6 distinct techniques. The first queen you can place for certain is E2. The queens resolve in the order E2 → D5 → F4 → G1 → A6 → H7 → B8 → J9 → I3 → C10. Every step follows by logic, so you never have to guess.

Techniques this board needs

Full solution, step by step (18 deductions)
  1. Single-cell region essential

    Single-cell region. This colour covers only one cell, so its queen goes there. Place a queen at E2.

  2. Single-cell region essential

    Single-cell region. This colour covers only one cell, so its queen goes there. Place a queen at D5.

  3. Region line lock essential

    Region line lock. This colour must use column 7, so nothing else can. This reasons over column 7. Rules out G4, G6, G7, G8, G9, G10.

  4. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at F4.

  5. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at G1.

  6. Region line lock essential

    Region line lock. This colour must use row 3, so nothing else can. This reasons over row 3. Rules out A3, B3, C3, H3.

  7. Forced queen essential

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

  8. Shared diagonal neighbour intermediate

    Shared diagonal neighbour. Every remaining option for this colour touches these cells, so they are out. Rules out C8.

  9. Shared diagonal neighbour intermediate

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

  10. Ruled out either way expert

    Ruled out either way. These cells are ruled out no matter where this colour's queen goes. Rules out H9.

  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 C9.

  12. Region line lock essential

    Region line lock. This colour must use row 10, so nothing else can. This reasons over row 10. Rules out H10, I10, J10.

  13. Shared diagonal neighbour intermediate

    Shared diagonal neighbour. Every remaining option for this colour touches these cells, so they are out. Rules out H8, I8.

  14. Last cell in a line essential

    Last cell in a line. Column 8 has one legal cell left, so its queen goes there. Place a queen at H7. This reasons over column 8.

  15. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at B8.

  16. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at J9.

  17. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at I3.

  18. Forced queen essential

    Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at C10.

Answer: queens at E2, D5, F4, G1, A6, H7, B8, J9, I3, C10.