Proud to Be a GhostbusterProud to Be a Ghostbuster

"Abby and Erin have been friends for years. From their first high school science fair project, The Durable but not Impenetrable Barrier, to their first book, Ghosts from Our Past: Both Literally and Figuratively: The Study of the Paranormal, and now as part of a new Ghostbusters team, they have always worked well together. But with new teammates Holtzmann and Patty in the mix, can they work together to form a whole new dream team? They'll discover that, together, there is no ghost these buddies can't bust" --Publisher.