✓ 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
Mass, volume, and density values are static (hardcoded labels, not live-updating elements), so live_value_mass/volume/density are not truly dynamic; fall animation is absent — the crown teleports based on slider rather than playing a drop sequence.
Mass, volume, and density values are static (hardcoded labels, not live-updating elements), so live_value_mass/volume/density are not truly dynamic; fall animation is absent — the crown teleports based on slider rather than playing a drop sequence.