Description:Screw Stack 3D - Bolts Puzzle is a satisfying 3D brain teaser where you sort, stack, and unscrew bolts to clear intricate boards. Rotate objects in full 3D, find the correct order, and free every piece without getting stuck. Enjoy tactile feedback, crisp sound effects, and clean visuals that make every twist and click feel rewarding. Levels ramp from relaxing warm-ups to mind-bending layouts with crossing threads, blocked paths, and size-color rules. Simple one-hand controls and short stages make it perfect for quick breaks or long puzzle sessions. Sharpen your logic, relax your mind, and master the art of threading and unthreading.
How to play:Rotate the puzzle to inspect threads and obstacles from every angle.
Tap to pick up a bolt or nut, then drag to the correct post or slot.
Follow the thread direction to screw or unscrew without forcing blocked paths.
Plan the removal order to free trapped pieces and prevent dead ends.
Match sizes or colors when required to satisfy level rules.
Clear the board to finish the level and progress to tougher challenges.