Reports the habitat, diet, lifecycle, and other characteristics of a variety of unusual creatures from other planets, as observed and recorded by a monstrologist.

Twelve-year-old Kyle Camden develops greater mental agility and superpowers during a plasma storm that also brings Mighty Mike, an alien, to the town of Bouring, but while each does what he thinks is best, Kyle is labeled a villain and Mike a hero.

Dalen and Gole, refugees on Earth from the distant planet of Budap, must solve the mystery of diminishing fish stocks and save their home planet from an devil plot.

When almost-sixth-grader Alex, a video game fanatic, is forced on a "playdate" with his neighbor Herbert, an inventor, the two travel to the twenty-second century and face off against aliens, who are not as beneficent as most people think.

As the hero of this graphic novel, the reader is a space colonist who must rescue a spaceship from saboteurs and aliens by making choices that determine the outcome of the story.

Bullied in school and called "Piggy MacFartland," twelve-year-old Iggy longs to travel to another planet and live among extraterrestrials, until an explosion transports him to a scary alternate reality.

When nine-year-old Logan discovers that aliens are abducting pet dogs, he and his friends form the Intergalactic Canine Rescue Unit, and Logan stows away on a spaceship in hopes of saving man's best friend.

When a spaceship lands in the small town of Vern Hollow in 1956, juvenile delinquent Jack Creedle and prim, studious Isadora Shumway form an unexpected alliance as they try to keep a group of extraterrestrials from stealing eccentric Uncle Bud's space travel machine.

When two boys stay with an eccentric relative at his mansion in rural Vermont, they discover an old-fashioned board game that draws them into a mysterious adventure.

When twelve-year-olds Madison and Felix kidnap him, Ethan learns that the Earth has been taken over by aliens and that all the adults in the world are under mind control.

Living in isolation with a robot on what appears to be an alien world populated with bizarre life forms, a twelve-year-old human girl called Eva Nine sets out on a journey to find others like her. Features "augmented reality" pages, in which readers with a webcam can access additional information about Eva Nine's world.

Eleven-year-old Joshua Higgins' prize-winning science fiction novel draws the attention of sinister blue aliens who capture Josh and his sister Maggie and take them to the planet Yastrol, the setting of his novel.