Nathan Aaseng

Describes how the American military in World War II used a group of Navajo Indians to create an indecipherable code based on their native language.

Describes the winning performances of the Pittsburgh Steelers, Oakland Raider, Dallas Cowboys, and San Francisco Forty-niners in their Super Bowl victories from 1975 through 1982.

Explains the behavior, habits, and characteristics of cheetah, including where they live and the speed at which they move.

Presents brief biographies of the interprising individuals who started such products and companies as Apple computers, Sears, the Dow Jones Index and The Wall Street Journal, J.C. Penney, Hershey's chocolate, Ebony magazine, and Kinney shoes.

Examines the impeachment of Bill Clinton, discussing the history of impeachment, his actions, the struggle in the House, the Senate trial, and the conclusion of the proceedings.

Profiles of nine Nobel Peace Prize winners who fought for peace by resisting violence through words, marches, and protests.

Profiles the life of Michael Crichton, revealing how his childhood interests helped him to become a best-selling author of technothriller books and films, as well as creator of the television series, ER.

Provides accounts of ten significant twentieth-century inventions and the people behind them, including the Wright brothers and their airplane, Robert Goddard and his rocket, and Gordon Gould and his laser.

Describes this endangered animal including its hunting for food on the African plain and the competition which it faces, its reproduction and development, and the effect of humans on its decline.