GRAND RAPIDS — We will make elephant toothpaste in our science experiment and learn what a catalyst is and what it does in a decomposition reaction! Let’s get started and make some elephant toothpaste ...

It's easy to create your own batch of elephant toothpaste. STEP 2: Add some dishwashing liquid to the peroxide. STEP 3: Mix a pack of yeast with the warm water. STEP 4: Pour the yeast and water ...