Select adjacent cubes to add their numbers together.
Your goal: Make the sum exactly 12 to clear the cubes.
Relax and sharpen your mind with Cube 12, a unique 3D math puzzle game!
Updated on
Apr 14, 2026
Puzzle
Data safety
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What’s new
Added 30 hand-crafted levels across 3 distinct architectural phases (Solid, Hollow, and Bridge). Added special "NumberGlass" cubes that reveal hidden paths in the 3D grid. Added "NeonLaser" cubes with enhanced visual effects and high-intensity beams.