Puzzle

Klotski

Slide blocks of various sizes to free the red ★ (2×2) block out the bottom-center exit (dashed area)!

How to play

Click a block to select (orange ring); use ↑↓←→ keys or drag with the mouse to move it one cell. Blocks can't overlap or pass walls. Slide the red ★ to the bottom-center dashed area to win. Stage 1·2·3 progression.