Covers biotechnological applications ranging across medicine, agriculture, and industry. Devoted to helping younger students and general readers understand the fast-developing science and issues related to: advances in biotechnology, the science of molecular biology and genetics.

An alphabetical presentation of brief statistics, maps and pictorial information about each of the fifty United States, as well as U.S. territories and possessions. Coverage includes geography, state history, population, ethnic groups, natural resources, famous natives, and vital statistics. For students in elementary schools.

An alphabetical presentation of brief statistics, maps and pictorial information about every country in the world. Coverage includes geography, industry, population, ethnic groups, climate, religion, education and daily life. Includes a special section of political, topographical, and thematic world maps. For students in elementary schools.

The hairstyles, slang terms, advertising jingles, pop music sensations, and all else described as popular culture is covered in this five-volume reference. Arranged chronologically by decade and by broad topics within each decade, this set focuses solely on the popular culture of the twentieth century, offering more detailed information on trends and fads than any other resource. Written specifically for students in grades 5 through 12.

Profiles of significant contributors to business and industry, past and present, written especially for high school students.

Provides descriptions of household and high-interest products, step-by-step descriptions of manufacturing processes, and sidebars with additional information. Covers for each entry: why there was a need, who invented it, how it is made, what it is made of, and how it works. Includes photographs, illustrations and line drawings, and a glossary of definitions.

Provides information for job seekers on various career areas. Each profile includes a job summary chart, a job description, and up-to-date salary information.

Presents easy to understand information about the inner workings of the federal government. Includes historical overviews and examinations of the day-to-day operations of each branch, as well as Constitutional duties and obligations of each branch, specifics related to eligibility, elections and appointments of key positions, changes since 1776, the future of each branch, and other topics. For student and general audiences.

Offers information on the ways in which different chemical elements combine to form commonly-used chemical compounds, such as water, ammonia, and aspirin. Defines what a chemical compound actually is and the difference between organic and inorganic compounds, as well as providing definitions of acids, bases, salts, oxides, and coordination compounds. Features a general historical overview of major discoveries and the notable scientists who made them.

Provides in-depth information on 112 known chemical elements. For younger and middle school students, but also appropriate for high school students.