Follow the video below (from Babble Dabble Do) to visualize chemistry in action! Elephant toothpaste is an exothermic reaction that explodes - one of our favorite experiments in STEAM Sisters (see picture in header). Click on the photo or the button to be directed to the video. 

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Materials needed: Hydrogen Peroxide (not cream), food coloring, very warm water, yeast, dish soap, plastic water bottle, funnel, tray, measuring cups and spoons, safety goggles, plastic gloves (have adult supervision)