✓ 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 maps to fully submerged, value=100 to air), and the ASCII-art rendering re-randomizes water/splash characters on every frame producing visual noise instead of smooth animation; no genuine fall animation exists.
Slider direction is inverted (value=0 maps to fully submerged, value=100 to air), and the ASCII-art rendering re-randomizes water/splash characters on every frame producing visual noise instead of smooth animation; no genuine fall animation exists.