One Line Puzzle Level 1 — Find your flow

Begin at row 4, column 3 and finish at the diamond at row 5, column 3. The 6 active squares span 3 columns and 2 rows on an 8 × 8 canvas. The occupied area is a solid rectangle with no missing squares inside its bounds. The circle offers 1 legal forward opening; cover both sides of each connection before closing it.

Canvas: 8 × 8
Active squares: 6
Verified route: 5 moves
Campaign band (estimate): Easy
Round: 1 of 7

LEVEL 01 / 210

Find your flow

1 / 6squares filled

StartEnd8 × 8 canvas

Start at the circle. Fill every square, then finish at the diamond.

Level

Drag from the circle through every white square, then reach the diamond. Trace backward to undo, or tap neighboring squares. Arrow keys also work. Backspace undoes.

3 hints per level. Rechecking the same route position is free. Undo, Restart and refresh do not refill hints. General stuck reminders are free.

A little nudge

Keep the diamond for last. Begin by moving right along the top row.

A closer look at this board

The circle has 1 legal forward openings. The occupied rectangle has no gaps, so focus on where the route turns and how it reaches the finish. Filling an area too early can leave another area disconnected. A full path must cover every active square before the diamond.

Show a verified opening tip

One verified opening moves from the circle at row 4, column 3 to row 4, column 4. Keep the diamond at row 5, column 3 for the final move. Keep the diamond for last. Begin by moving right along the top row.

One Line Puzzle level 1 opening diagram: 6 active squares, circle at row 4, column 3, diamond at row 5, column 3 — Opening diagram · Level 1. This shows the board before drawing, not a completed solution.

Controls and recovery

Drag or tap neighboring squares; arrow keys also work. Retrace the immediately preceding square to undo, or press Backspace. Restart resets only this board's current route. No automatic warning appears while you can advance; a stationary stuck head gets a general nudge after about three seconds. Manual Hint provides up to 3 next-square hints per level. Rechecking a previously hinted route position is free; When device storage is available, Undo, Restart and refresh do not refill the allowance. If saving is blocked, used hints last only for this visit. General stuck reminders are free.

Questions about these puzzles

How many moves does this board need?

The verified route covers 6 distinct active squares in 5 forward moves. Backtracking changes your current route, and retries are unlimited. Other complete routes may also work.

Why can I not enter the diamond yet?

The diamond is the finish square. Every other active square must be covered before the final step into it. Reaching it early is rejected without changing the current route.