Unblock it Atlantis: rotate the cube and slide blocks by arrow direction
Unblock it Atlantis turns each stage into a stacked 3D cube of arrow-marked blocks, dressed in coral stone, pearl sheen, and ruined seabed details. Tap a piece, read the arrow, and slide it only when the path is open. If you like logic games, every move is a spatial test.
Drag to rotate the cube and reveal hidden faces before you commit, because some pieces sit behind others and can block the route you need. The 3D puzzles layout matters here: a legal slide can appear only after you inspect the structure from another angle. It runs in your browser with no download and no signup, and it plays on mobile and desktop.
The coral, pearl, and sea-flora look also helps separate one face from another, so you can spot a blocked edge faster when the board turns. That visual clarity matters when a narrow opening is the only way to free a piece.
Each solved board gives you points, and there are no move limits, so you can keep adjusting your plan until the last block is gone. Different block sizes add another layer, since a larger cube can open one side while trapping a smaller piece behind it. That sequence-first design keeps the challenge sharp from one underwater board to the next. It is a good free online option when you want a quick round.
Similar 3D puzzles that reward careful board reading
3d Tangram shares the same angle-checking mindset, because both games ask you to read a shape from more than one side. Wood Nuts Master: Screw Puzzle uses a similar clear-the-structure rhythm, where one blocked piece can hold up the whole board. Color Block Jam is another strong pick for block-moving planning on a flatter layout. Fans of block puzzle games will feel right at home.
Platform
Browser Desktop , Mobile and Tablet
Release
02 september 2025
Last Update
02 september 2025