— Two crowns — Same mass, different density — Vertical slider ✓ Slider works — Slider controls crowns — Slider direction correct — Full slider range — Fall animation ✓ Water displacement — Rising water level — Splash effects ✓ Physics correct — Live mass value ✓ Live volume value ✓ Live density value ✓ Live displaced water — Gilded displaces more — Heureka animation ✓ No external deps — Light bg / dark text ✓ Self-contained HTML
Completely misses the core prompt requirement: no crowns, no gold/gilded comparison, no vertical slider controlling submersion — it's a generic Archimedes buoyancy sandbox with material presets and horizontal sliders.
Completely misses the core prompt requirement: no crowns, no gold/gilded comparison, no vertical slider controlling submersion — it's a generic Archimedes buoyancy sandbox with material presets and horizontal sliders.