Presents a study of Mars, and examines its moons, early observations and astronomers, where it is located in the solar system, comparisons to other planets in the solar system, and space missions to Mars.
Examines Mars, discussing its physical characteristics, observations made through probes, the possibility of life on the planet, and future exploration.
Pelly feels miserable because she looks different from her Martian classmates, but a glamorous opera singer who visits her class shows Pelly that her differences make her special.
As the school year begins on Mars, Horus the Martian gets off to a rocky start, but soon discovers that first grade is not really as bad as he thought.
Chronicles the early attempts by humans to colonize an inhabited Mars by transforming the Red planet into a mirror image of the world they left behind.