The Goddess Girls is a series of children's books written by Joan Holub and Suzanne Williams, published by Simon & Schuster under the Aladdin imprint. The books are based on Greek mythology and depict the younger generation of the Olympian pantheon as privileged tween students attending Mount Olympus Academy (MOA) to develop their divine skills. Zeus is represented as the principal of the academy, and many other gods, including Hades, Poseidon, and Ares, appear in the series. Pandora, Medusa and Heracles appear as mortal characters.