The Justice League battles Darkseid over control of Gotham City. When Darkseid frees all of the villains in Arkham Asylum, will the team of super heoes be out matched?

A peaceful day in Metropolis is ruined when Brimstone arrives. Superman is out of town visiting his new baby brother, so this is a job for...Supergirl! With even more villainous plots afoot on New Krypton, is anywhere safe for our super heroes?

Gravity is an invisible yet powerful force that pulls people, animals, and objects down to the ground so that they don't float into the air. As powerful as gravity is, however, there are certain animals that are able to break free of its forceful pull. Some do so by flapping their wings to fly incredibly high. Others shoot out from under the water. Still others stick to ceilings without any glue. In this book, young readers will discover eight of...

The world's greatest heroes are back in action--except Batman is missing! While Superman helps clean up Gotham City, Wonder Woman searches outer space to find the Dark Knight. Her journey brings her closer to Batman, but can she uncover the truth behind his disappearance?

Explains bioluminescence, introduces animals that produce their own light, and describes how it functions in creatures.

When Lord Zandred commands his Nighlok minions to pose as toys and infiltrate the homes of children, the Power Rangers track the plot to a warehouse on the edge of the city in a race against time to stop a humanity-threatening conspiracy.