Turn and shift puzzles from 4096x. Every one runs in your browser and ends at 4096.
TwistTurn any 2 × 2 block of the board a quarter, either way. Then every tile falls, and two equal tiles that land one on the other merge into their double.SwitchSet the next number on an empty square, then switch a row or column with the one beside it. Twins that end up side by side merge into their double.RiverFour lanes of numbers drift opposite ways. Float each new number in where its twin will pass, then hop it onto the twin right above or below to merge them.BeltFeed a number in at any edge and its row or column shifts one square along. Where the moving tiles meet a twin, the two merge into their double.DriftPlace a tile, then the wind moves every tile one square its way. A tile blown into its twin merges with it into their double.EchoStep a tile one square and the tile in its mirror square steps the mirrored way. Step onto a twin and the two merge into their double.FoldDrag one side of the board across a crease. Its tiles flip onto their mirror squares and merge with any twin they land on.DialTurn the rings of a dial like a lock. Twins that line up on a spoke merge into their double, and new numbers drop in at the gates.