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🧪 Red Cabbage Rainbow: pH Indicator Kitchen Lab for Kids

Pour lemon juice, vinegar, soap and baking soda water into red cabbage juice and watch it change from red to purple, blue, green and yellow.

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⚙ Under the hood

Kids pour lemon juice, vinegar, water, baking soda water, soap and washing soda water into red cabbage juice and watch it turn red, purple, blue, green and yellow on a pH scale. Neutralising acid with base is checked against a mole calculation and closed-form pH formulas.

pH IndicatorAcids and BasesRed CabbageKidsThree.js

3D · Three.js / WebGL renderer · 60 FPS target · runs fully client-side, no install