Lauber, Patricia

Describes the life cycle of the giant cactus, the saguaro, which grows only in the Sonoran Desert of Arizona and Mexico.

Explores the planets of our solar system, highlighting the prominent features of each. Includes new photographs and information gathered by the Voyager and Magellan explorations.

Presents facts on where people have slept and what they have slept on and in throughout history, covering such settings as the Stone Age, ancient Egypt, ancient Greece and Rome, and medieval Europe.

Describes changes in eating customs throughout the centuries and the origins of table manners.

Discusses the uses of heat and energy from volcanoes, geysers, fumaroles, and hot springs.

Examines the physical characteristics, behavior, and life cycles of sea otters and describes the work of marine biologists who study these animals.

Describes the physiology of the earthworm and the useful services it performs for man.

An introduction to robots describing the many tasks they can perform at home and in industry and the things they might do in the future.

Text and illustrations describe the many ways that flowers are pollinated with emphasis on the role of bees in this important process.

Explains various changes in humanity's beliefs about the shape of the earth, from the flat earth theories of the ancients to the round earth theories which were proven true by the voyages of Columbus and Magellan.