Hue Stack: Color Sorting Challenge

Core Sorting Mechanics

Players interact with vertical containers that hold stacks of colorful spheres. The objective is straightforward: reorganize these spheres so each container ends up holding spheres of a single shade. Only the top sphere in any stack can be moved at a time, requiring sequential planning. Containers can receive a sphere if they are empty or if the top sphere already matches the incoming one. This rule set creates a satisfying puzzle structure where each decision affects future possibilities.

Puzzle Design Philosophy

The level progression introduces complexity gradually. Early stages use fewer containers and sphere colors, allowing newcomers to grasp the logic. Later puzzles incorporate more colors and limited empty containers, demanding deeper foresight. Every configuration is solvable, ensuring players never face an impossible situation. The design encourages methodical thinking rather than speed, making it accessible to a wide audience.

Visual and Audio Atmosphere

The interface uses clean, minimal visuals with distinct color differentiation between spheres. Subtle animations provide feedback when a sphere is moved or a container is filled. Background audio is calm and unobtrusive, designed to support concentration without distraction. Visual cues, such as highlighting the selected sphere, help maintain clarity during complex sorting sequences.

Assistance and Error Recovery

A built-in undo function allows players to reverse the last move, which is useful for exploring alternative strategies without penalty. This feature encourages experimentation, as users can test different sequences and backtrack if needed. The absence of a move counter or score timer removes performance anxiety, letting players focus entirely on solving the puzzle.

✅ Compatibility & Testing