Describes the Aztec civilization, its customs, and its religion.

A study of insects and other animals that are bioluminescent, including fireflies, glowworms, and squids.

Describes the life and work of Alexander Graham Bell, from his invention of the telephone to the development of instruments to help the hearing impaired.

Describes the exploration of North America by European seafarers in the fifteenth and sixteenth centuries, including discussion of the Vikings, Columbus, John Cabot, the early Spanish and French explorers, and the search for the Northwestern Passage.

Examines the life and times of the frontiersman whose many careers included Pony Express rider, Indian fighter, scout, and star of his own Wild West Show.

Introduces the basic poetic concepts of rhythm, meter, imagery, and rhyme and demonstrates how to write different kinds of poems from haiku to limerick.