Ex-library paperback in Good (G) condition. Light library markings, cover curls up slightly at corners.
Written for general readers in junior high school and up, this science resource will resolve arguments, support homework assignments, provide engaging trivia, and help satisfy readers' curiosity. Questions have been selected from among the most unusual and most frequently asked questions of the Carnegie Library of Pittsburgh's Science and Technology Department. Some 125 b&w illustrations, plus many graphs and tables, illustrate the answers to some 1,700 questions (400 new to this edition). The book is distributed by Omnigraphics. Annotation ©2004 Book News, Inc., Portland, OR