ELEPHANT TOOTHPASTE EXPERIMENT You’ll Need 1 clean plastic bottle (medium-sized) ½ cup hydrogen peroxide (3% from a pharmacy — or 6% for a bigger reaction, with adult help) 1 tablespoon dish soap Food coloring (any color you like — or multiple for rainbow foam!) 1 tablespoon dry yeast 3 tablespoons warm water Small cup Tray or large dish (to catch the foam) Safety goggles (recommended) Instructions Prepare the Bottle: Place the plastic bottle in the middle of your tray or dish — this will catch