Daily Queens Puzzle — June 4, 2026

Thursday · 10×10 · Tricky · Hard · 21 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 2 to 24 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 21 deductions and needs expert techniques, including testing a queen, drawing on 7 distinct techniques. It opens on column 10, ruling cells out before any queen goes down. The queens resolve in the order I6 → H2 → C5 → A3 → G4 → E10 → J9 → D8 → B1 → F7. Every step follows by logic, so you never have to guess.

Techniques this board needs

Full solution, step by step (21 deductions)

Region line lock essential
Region line lock. This colour must use column 10, so nothing else can. This reasons over column 10. Rules out J1, J2, J3, J4, J5, J6, J7, J8.
Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at I6.
Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at H2.
Multi-region group lock intermediate
Multi-region group lock. 3 colours fit in only 3 rows, reserving them. This reasons over row 8 and row 9 and row 10. Rules out B8, E8, G8.
Region line lock essential
Region line lock. This colour must use row 7, so nothing else can. This reasons over row 7. Rules out A7, B7.
Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at C5.
Region line lock essential
Region line lock. This colour must use column 1, so nothing else can. This reasons over column 1. Rules out A1, A8, A9, A10.
Shared diagonal neighbour intermediate
Shared diagonal neighbour. Every remaining option for this colour touches these cells, so they are out. Rules out B3.
Test a queen expert
Test a queen. A queen here would leave another colour with nowhere to go, so it is out. Rules out E7.
Test a queen expert
Test a queen. A queen here would leave another colour with nowhere to go, so it is out. Rules out E9.
Test a queen expert
Test a queen. Following the consequences of a queen here reaches a dead end, so it is out. Rules out A4.
Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at A3.
Test a queen expert
Test a queen. Following the consequences of a queen here reaches a dead end, so it is out. Rules out E1.
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.
Test a queen expert
Test a queen. Following the consequences of a queen here reaches a dead end, so it is out. Rules out F1.
Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at G4.
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 E10. 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 J9.
Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at D8.
Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at B1.
Forced queen essential
Forced queen. This colour has one legal cell left, so its queen goes there. Place a queen at F7.

Answer: queens at I6, H2, C5, A3, G4, E10, J9, D8, B1, F7.