Explore the fascinating world of science and invention with this beautifully illustrated hardcover encyclopedia. The vintage volumes,  published in 1984, is a must-have for young adults and readers aged 9-12. Authored by Michael W. Dempsey, they feature 188 pages packed with discoveries in the fields of science and technology. Discover the wonders of the world with this nonfiction book, which covers a range of topics from science and nature to technology and inventions. The encyclopedia comes in a format of 10 1/4" length and 8 1/4" width, with almost half an inch of height. It is filled with stunning illustrations and features, making it a perfect addition to any book collection.