Homemade Toothpaste

Last week in class, we did a science lesson about making homemade toothpaste. We used lots of ingredients. We used 3 teaspoons of bread soda, ½ a teaspoon of salt, 2 teaspoons of glycerin,  1 teaspoon of peppermint and 2 teaspoons of water. The equipment we used was a plastic teaspoon and a plastic cup.…