When their trip to San Lorenzo takes a turn for the worst, Arnold and his classmate’s only hope of getting home is retracing the dangerous path that led to Arnold's parents' disappearance.

Tamara Miller has planned a weekend lake getaway with her two best friends. When she gets kidnapped by a backwoods cult, eerie and unexplained occurrences arise. Will she make it out alive or become the treasure of these deranged lunatics?

The daily life of Arnold--a fourth-grader with a wild imagination, street smarts and a head shaped like a football.

The adventures of a present-day, multinational exploration team traveling on the Ancient spaceship Destiny many billions of light years distant from the Milky Way Galaxy. They evacuated there and are now trying to figure out a way to return to Earth, while simultaneously trying to explore and to survive in their unknown area of the universe.

Arnold and his friends must recover a stolen document in order to prevent the neighborhood from being bulldozed.