Books eleven through twenty in the Goddess Girls series are now together in one collectible paperback boxed set! Mount Olympus Academy boasts truly extraordinary students--especially the Goddess Girls! Persephone has a special connection with the Underworld, Cassandra showcases her truly unbelievable talent, Athena struggles to embrace her braininess without giving in to arrogance, Iris´s rainbow powers open a world of possibility, and so much more! This adventurous paperback boxed set includes: Persephone the Daring Cassandra the Lucky Athena the Proud Iris the Colorful Aphrodite the Fair Medusa the Rich Amphitrite the Bubbly Hestia the Invisible Echo the Copycat Calliope the Muse