✓ 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 (min=0 at top maps to "in air" correctly in label but CSS rotation makes physical drag direction confusing), and mass/volume/density panels are static hardcoded text rather than live-updating values.
9,329 output tokens · claude-opus-4-6 · end_turn
Slider direction is inverted (min=0 at top maps to "in air" correctly in label but CSS rotation makes physical drag direction confusing), and mass/volume/density panels are static hardcoded text rather than live-updating values.