Lab Stack Sort is a satisfying color-sorting puzzle game where logic and careful planning lead to success. Your goal is to move and stack colorful blocks into the correct columns so that each column contains blocks of only one color.

The gameplay is easy to grasp but becomes more challenging as new levels introduce tighter spaces and more complex arrangements. Every move counts, encourages you to think ahead and find the most efficient solution.

With no time limits and no pressure, Lab Stack Sort offers a calm and focused puzzle experience. Whether you want to train your brain or relax with a thoughtful challenge, this game provides a smooth and enjoyable way to do both.

Clean visuals, intuitive controls, and progressively designed levels make Lab Stack Sort suitable for players of all ages, from casual gamers to puzzle lovers.

Key Features

Simple and strategic color-sorting mechanics
Increasing difficulty across many levels
Smooth controls and clear visual design
No timers or forced pace
Great for casual and logic-focused players

Can you sort every stack correctly and master all the puzzles?