✓ 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
Slider direction is inverted (value=0 places crowns below the container, value=100 raises them), water level rise is hardcoded proportionally rather than physically derived from actual displaced volume vs. container cross-section, and mass/volume/density values are static (not live-updating).
Slider direction is inverted (value=0 places crowns below the container, value=100 raises them), water level rise is hardcoded proportionally rather than physically derived from actual displaced volume vs. container cross-section, and mass/volume/density values are static (not live-updating).