In-depth, current and accurate information on 112 known chemical elements. For younger and middle school students, yet appropriate for high school students, too.

Includes articles on numerous poets from around the world, accompanied by essays on various genres and schools of poetry.

Surveys the treatment of gods, goddesses, the heavens, creation, death, and evil as expressed in various mythologies around the world. Here is an intriguing and captivating introduction to the culturally diverse world of mythology. Photographs of masks, jewelry, and sculptures offer a unique view of mythology and its gods, heroes, and monsters.

Covers American authors from many periods and genres, building a broad understanding of the various contexts - from the biographical to the literary to the historical - in which literature can be viewed.

Includes articles specific to countries and to religious traditions, examining the history of family life within these cultures and discussing how families have been affected by political and social change.

Introduces students to issues surrounding both current energy sources and alternative energy options. While there is significant discussion of the non-renewable resources now used to meet the majority of the world's energy needs (oil, coal and natural gas), the primary focus of the set is on newer options to meet the ever-growing demand.

Provides in-depth coverage of pediatric diseases and disorders, with issues related to physical and cognitive and behavioral development. Covers every major body system, arranged into five main entry types: Diseases & Disorders; Development; Immunizations; Drugs; Procedures. There is a distinct emphasis on health issues affecting children under the age of four. Written in nontechnical language for parents and allied health students.

Provides critical information on the most populous country and most dynamic trade market in the world: the people, politics, economics, religion, philosophy, traditions, art, and literature of this ancient and enduring civilization are explored from the beginning of the nineteenth century to the present day.

Research the Vietnam War from every angle with this comprehensive 4-vol. set.

A thorough, objective resource covering the history, traditions and worldviews of dominant and less prominent religions and their sects and offshoots.