Seymour Simon

Takes readers on an interplanetary tour from the sun to the ever-mysterious Mars, and then, thanks to the Voyager missions, to the planets beyond.

Describes a tropical cyclone known as a hurricane focusing on its root cause, and violent winds and high waves, and how they are measured in terms of categories 1,2,3,4, and 5. Describes the type of devastation caused by hurricanes such as landslides, mudslides, and flash floods. Also discusses hurricane and storm warnings by radio, television, and on the Internet.

Describes the physical characteristics and behavior of various kinds of gorillas.

An introduction to the physical characteristics, behavior, and life cycle of different kinds of spiders.

Explains new discoveries about the universe made possible by the Hubble Telescope.

From stallions and mares, to Clydesdales and Palominos, this is sure to be a hit with horse-lovers and animal-lovers everywhere!

Discusses the stars, their composition, and characteristics, with actual photographs.

Presents a pictorial study of the causes and effects of global warming containing color photographs and informative text. Includes conservation tips.

Photographs and text showcase some of the plants and animals that are found in the tropical rain forest.

A discussion of optical illusions, with explanations of why we see them and suggestions for creating illusions of our own.