Twistio

Ropes lie across a wooden board, each end resting on a peg. Some cross over others. Lift a loose end, drop it on an empty peg, and a crossing comes undone. When no rope crosses another, the card is solved. How it plays - Touch a loose rope end and drag it to an empty peg. - A rope with another lying across it stays put. Move the one on top first. - Turn the board with a finger to see which rope sits on top. It stays at the angle you leave it. - Undo is free, as often as you like. - Stuck? A hint shows one good move, and that card then tops out at two stars. Four ways to play - Today's knot: one card a day, the same for everyone. Tap Start, solve it, and see where your time ranks. Come back on consecutive days to build a streak. - Rush 90: as many small knots as you can solve in 90 seconds. Your best run of the week is ranked. - Journey: chapters that add one idea at a time, from two…