Daily Queens Puzzle — February 15, 2026
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 40 cells.
The daily board is the same for everyone and gets harder as the week goes on: Sunday is set to toughest. Every daily puzzle has one solution and needs no guessing.
How this board is solved
Solving this 13x13 board takes 21 deductions and needs the intermediate group-lock techniques, drawing on 5 distinct techniques. The first queen you can place for certain is M1. The queens resolve in the order M1 → F2 → I3 → J11 → L13 → E4 → C5 → D12 → K6 → H7 → B8 → A10 → G9. Every step follows by logic, so you never have to guess.
Techniques this board needs
Full solution, step by step (21 deductions)
- Single-cell region essential
Single-cell region. This colour covers only one cell, so its queen goes there. Place a queen at M1.
- Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at F2.
- Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at I3.
- Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at J11.
- Region line lock essential
Region line lock. This colour must use row 4, so nothing else can. This reasons over row 4. Rules out A4, B4, C4, G4, K4, L4.
- 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, E5, G5, H5, K5, L5.
- Region line lock essential
Region line lock. This colour must use column 12, so nothing else can. This reasons over column 12. Rules out L6, L7, L8, L9, L10.
- Region line lock essential
Region line lock. This colour must use row 12, so nothing else can. This reasons over row 12. Rules out A12, B12, E12, G12, H12, L12.
- Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at L13.
- Region line lock essential
Region line lock. This colour must use column 7, so nothing else can. This reasons over column 7. Rules out G6, G7, G8.
- 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 11. Rules out H6.
- 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 B6, B7, C6, D6, D7, D9, E6, E7 and 3 more.
- 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 E4. This reasons over column 5.
- Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at C5.
- Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at D12.
- Region line lock essential
Region line lock. This colour must use column 1, so nothing else can. This reasons over column 1. Rules out A6, A7, A8.
- Last cell in a line essential
Last cell in a line. Row 6 has one legal cell left, so its queen goes there. Place a queen at K6. This reasons over row 6.
- Last cell in a line essential
Last cell in a line. Row 7 has one legal cell left, so its queen goes there. Place a queen at H7. This reasons over row 7.
- 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 B8. This reasons over row 8.
- Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at A10.
- Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at G9.
Answer: queens at M1, F2, I3, J11, L13, E4, C5, D12, K6, H7, B8, A10, G9.