Description

"How did Supergirl become one of the Earth's greatest super heroes? Discover the story behind Kara Danvers' journey from Superman's kid cousin to full-fledged Justice League member, including the source of her out-of-this-world superpowers."--Publisher's description.

Publisher Marketing:
How did Supergirl become one of the Earth's greatest super heroes? Discover the story behind Kara Danvers' journey from Superman's kid cousin to full-fledged Justice League member, including the source of her out-of-this-world superpowers. With action-packed illustrations and easy-to-follow text, these early reader books are perfect for young super hero fans.