🎨 MILK ART EXPLOSIONS
🧪 YOUR LAB CHECKLIST
Science buddy, grab a grown-up before you open dish soap or food coloring. Work on a tray so spills stay contained. This comic explains why the colors race across the milk.
- 🥛 Whole milk: full-fat milk works best because fat helps the show (skim milk is weaker but still fun)
- 🎨 Food coloring: two or three bright drops, not the whole bottle
- 🧼 Dish soap: a tiny dab on a cotton swab or toothpick tip
- 🍽️ Shallow dish: a wide plate or pie pan holds a thin milk layer
- 📋 Tray underneath: catches drips so the table stays clean
Time: about 15 min · Adult supervision required · One dish of milk art, then rinse and try again with new colors
PAGE 1 OF 5 · SURFACE TENSION SKIN
THE MILK SKIN
MOLECULES HOLD HANDS
Pour milk into a shallow dish and you get more than a puddle. Water molecules at the top cling together through surface tension, forming an invisible stretchy skin. Fat globules and proteins float in that water too. Food coloring is mostly water with dye, so each drop sinks slightly but stays on the surface because the milk skin resists breaking. That is why colors sit like tiny islands before you add soap.
STRETCH!
FAT
🧈 Whole milk carries tiny fat balls that love to wiggle when pushed.
SKIN
🕸️ Surface tension acts like a tight net across the top layer.