In order to thwart the Mogadorian invasion, a group of the Garde head to a pyramid in Mexico in order to awaken a power that can save the world.

Sixteen-year-old half-alien Sydney Chambers leaves Earth to seek his long-missing father, and unearths a devastating, centuries-old secret about humanity.

When new meteorite strikes introduce an alien virus, humans develop unique superpowers that trigger a battle between teen hero defenders and supermonsters.

When Jim and Charlie overhear two of their teachers talking in a secret language and the two friends set out to solve the mystery, they do not expect the dire consequences of their actions.

Scarlet Benoit and Wolf, a street fighter who may have information about her missing grandmother, join forces with Cinder as they try to stay one step ahead of the vicious Lunar Queen Levana in this story inspired by Little Red Riding Hood.

For a century now, Earth has been a peaceful colony of an alien race, and Donovan Reyes is a loyal member of the security forces, while his father is the Prime Liaison--but when a routine search and seizure goes bad Donovan finds himself a captive of thehuman revolutionary group, Sapience, terrorists who seem to prefer war to alien rule, and killing Donovan just might be the incident they are looking for.

The Garde, broken and divided, discover that the Mogadorians have commenced their ultimate invasion plans and will stop at nothing to thwart it.

"When a mysterious boy falls from the sky, friends D.J. and Gina must discover the secrets of his identity and help him save the world"--

Publisher Annotation: Aliens, sassy hedgehogs, and unexplained disappearances . . . Oh, my! Discover the secrets of the universe in this hilarious, highly illustrated middle-grade series from New York Times bestselling author Julie Buxbaum.

"Cassie Sullivan, the survivor of an alien invasion, must rescue her young brother from the enemy with help from a boy who may be one of them"--Provided by publisher of original edition.