Investigate the mysterious and creepy with these thrilling and informative books. Explore the origins, locations, and mythologies of Area 51, cryptids, ghosts, and more. These books will have young readers digging deeper for answers! Aligned to Common Core standards and correlated to state standards. Fly! is an imprint of Abdo Zoom, a division of ABDO.Full contents:Area 51CryptidsGhostsLost LandsMen in BlackWitches