Play the SUDOCUBE

Every digit belongs to three slices at once. Fill one slice and you have filled nine cells in each of nine others — turn the cube with X Y Z to see it happen.

0 / 27 slices no hints used

Cutting plane

Axis

This slice

Cube

1 2 3

Difficulty

Easy Medium Hard

Slice

1 / 9

Trace a digit⌄

Slices along this axis⌄

Keyboard⌄

1–9 fill · 0⌫ clear · shift+1–9 pencil mark

←↑↓→ move one cell · hold alt to jump to the next cell you can fill

[] previous / next slice · XYZ turn the cube · space cycle axis

H reveal the selected cell · ? this panel