There's nothing worse than finding a moldy piece of fruit in the bottom of a bag. Who ever thought that moldy bread would lead to a the development of modern antibiotics? More cultures that you might know used mold to help prevent infection. Poultices of moldy bread were used in ancient Egypt, ancient India, and ancient Greece, and penicillin, an important antibiotic, is derived from mold spores.
Mold spores are everywhere just waiting for the right environment to grow and multiply in. But what is the best environment for them? Is it cold or warm? Sunny or dark? This bread mold experiment will help your child find out, while developing important hypothesis-making and experiment-designing skills.