Describes the appearance, eating habits, and habitat of bony-skinned dinosaurs, including Stegosaurus, Kentrosaurus, Ankylosaurus, Sauropelta, and Panoplosaurus.
Provides information about Pluto, discussing its location in the solar system, its movements, size and structure, atmosphere, moons, and other features of the planet.
Provides information about Earth's moon, discussing its location in the solar system, its movements, size and structure, formation, phases, and other features, and looking at what has been learned from moon exploration.
Provides information about Neptune, discussing its location in the solar system, its movements, size and structure, atmosphere, rings and moons, and other features of the planet.
Provides information about Mars, discussing its location in the solar system, its movements, size and structure, atmosphere, moons, and other features, and considering the possibility of water and life on the planet.