Describes the various species of plants and animals that live in ponds and rivers including freshwater fish and waterfowl, frogs and insects, rushes and reeds, underwater weeds and floating flowers, and more.
Examines various treasure objects that have been lost and recovered by explorers and scientists throughout history; and includes a CD with clip-art and a fold-out wall chart.
An illustrated introduction to water that describes the differences between fresh and salt water, waves and tides, frozen water, the water cycle, the many ways that humans depend on water for survival, and other related topics. Includes a CD-ROM with clip art.
Traces the development of railways from the first Babylonian rutways to the electromagnetic, driverless trains of the twentieth century, and describes how trains are built and operated. Includes a CD-ROM with clip art and a poster.
Describes rockets, exploratory vehicles, and other technological aspects of space exploration, satellites, space stations, and the life and work of astronauts.
An introduction to life in the jungle, using captioned photographs and descriptive paragraphs to provide information about the plant and animal species that make their homes in the tropical environment. Includes a wall chart and CD-ROM with clip art.
Detailed photographs trace the development and life cycle of a bird from the moment it hatches from its egg through its adult life, with information on feeding, flying, hunting, and behavior. Includes a CD-ROM with clip art.
An overview of the universe that provides information on the planets of the solar system, Earth's moon, asteroids, meteors, the Milky Way, star birth and death, and other topics, and includes colorful illustrations, diagrams, and satellite images.
Photographs and text explore the behavior and life cycles of butterflies and moths, examining mating rituals, camouflage, habitat, growth from pupa to larva to adult, and other aspects.
