Zip

Draw one line from 1 through the numbers in order, and fill every cell. Press & drag on the board.

Start at 1

0:00

Drag from 1 through the numbers in order · fill every cell

Solved

One clean line, every cell filled.

Time 0:00 Best 0:00

Start on the 1 and draw a single continuous line.
Pass through the numbered dots in ascending order — 1, 2, 3…
Move only up, down, left, right between neighboring cells.
Fill every cell exactly once. No crossing, no skips.
Drag back onto the previous cell to erase a step. Undo / Reset help too.