Introduces birds, fish, and other animals which live in or near ponds and streams.

Introduction to the career of the famous artist and inventor, in the context of Renaissance Italy. Includes reproductions of Leonardo's works and other contemporary art works.

Explains how ballet began, how ballets are produced, and what is taught in a ballet school. Contrasts modern ballet with classical ballet and introduces all-time favorite ballets.

Describes the voyages of various explorers from the Phoenician circumnavigation in 600 B.C. to the Apollo 11 moon landing. A reference section provides background information on mountain climbing, overland travel, and space and underwater exploration.

Includes general information about piracy and facts about some famous pirates.

Discusses the many aspects of water, such as flotation; steam; the water cycle; groundwater; oceans; water in the body, home, and industry; and water power. Includes a glossary, facts, and reference material.

Text and photographs provide a look at a variety of snow sports performed with skis or toboggans.

Discusses forms, conservation, and sources of energy, including the sun, wind, water, mineral depostis, and nuclear fuel, and investigates the dangers of pollution and the dwindling supply of world energy production.