Colorado Parks & Wildlife Research Library

Rachel, one of a group of young people who have been given the power to change into an animal in order to fight an invasion by the alien Yeerks, worries that her secret power will be revealed when she loses control of her morphing abilities.

Three aliens set off to find a new planet for themselves but soon Bork and Gork have forgotten all of their mother's good advice and only Nklxwcyz builds a home safe enough to withstand the Big Bad Robot in this story reminiscent of "The Three Little Pigs.".

In Tokyo, fifteen-year-old Daniel X faces two of the most dangerous aliens on the planet, who are plotting to use video games to control children and turn them into an army of doom.

Return to the sprawling, Hugo Award-winning universe of the Galactic Commons to explore another corner of the cosmos—one often mentioned, but not yet explored—in this absorbing entry in the Wayfarers series, which blends heart-warming characters and imaginative adventure. With no water, no air, and no native life, the planet Gora is unremarkable. The only thing it has going for it is a chance proximity to more popular worlds, making it a decent...

Binti has returned to her home planet, believing that the violence of the Meduse has been left behind. Unfortunately, although her people are peaceful on the whole, the same cannot be said for the Khoush, who fan the flames of their ancient rivalry with the Meduse.Far from her village when the conflicts start, Binti hurries home, but anger and resentment has already claimed the lives of many close to her.Once again it is up to Binti, and her intriguing...

In this picture book, a boy writes a letter to an imagined alien, explaining all the things he will need to know about Earth and the people who live here--and adding a postscript asking what the alien might look like.

"When Evelyn Dasher crossed paths with Luc, she was thrown headfirst into the world of the Lux--only to discover that she was already far more involved in their world than she ever suspected. Because the Luxen aren't the only ones with a hidden past. There's a gap in Evie's memory, lost months of her life and a lingering sense that something happened, something she can't remember and nobody is willing to tell her. She needs to find out the truth about...

"When massive, intelligent aliens from Mars touch down in Victorian England and threaten to destroy the civilized world, humanity's vaunted knowledge proves to be of little use. First published in 1898, H. G. Wells's masterpiece of speculative fiction has thrilled and delighted generations of readers, spawned countless imitations, and inspired dramatizations by such masters as Orson Welles and Steven Spielberg. The War of the Worlds is a fantasy that...

Cinder and Captain Thorne are fugitives on the run, now with Scarlet and Wolf in tow. Together, they're plotting to overthrow Queen Levana and prevent her army from invading Earth. Their best hope lies with Cress, a girl trapped on a satellite since childhood who's only ever had her netscreens as company and who has never been allowed to cut her hair.

"A gamer must rescue his crew and captain from an alien invasion, with a talking robot as his only aid, when he plays this virtual reality video game"--