Pair Link
Join each pair of matching numbers with an orthogonal path. Paths cannot cross or branch. Cover every cell to finish.
Row 1, column 2: pair 3.Row 1, column 3: pair 2.Row 2, column 1: pair 3.Row 2, column 2: pair 4.Row 2, column 3: pair 2.Row 3, column 3: pair 1.Row 4, column 1: pair 4.Row 4, column 2: pair 1.
Drag from a numbered circle or a loose end. Start at a circle to redraw its path.
Connected pairs 0 / 4
How to play
Drag from a numbered circle to its match, or continue from a loose end. Backtrack to shorten the path; start at a circle to redraw it. With a keyboard, select a circle, then activate the buttons between cells. Paths cannot cross or branch. Cover every cell to finish.