Shape Stack

Back to Logic & Problem Solving

Full-viewport + fullscreen. Press Esc to exit.

Drop and balance shapes to build a stable tower.

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Shape Stack
Start when you’re ready.
Shapes
Sound
No autoplay. Sound starts after a click.
Choose options, then start.
Choose your stack, then start.
No timers. No scores. If the tower tips too far, it gently collapses.