Carruthers, Margaret W., and Susan Clinton.Pioneers of Geology: Discovering Earth's Science. Franklin Watt, 2001. Profiles the work of six geologists and their important contributions. For grades 5 to 9.
Kearey, Philip, ed.The New Penguin Dictionary of Geology. Viking/Penguin, 1996. A new edition to the cream of geological reference works, with more than 7,500 concise and useful definitions.
Roberts, David C.A Field Guide to Geology. Houghton Mifflin, 2001. A guide to land formation and how to recognize key field marks and use them to read geological history.
Garcia, Frank A., and Donald S. Miller.Illus. Jaspar Burns.Discovering Fossils: How to Find and Identify Remains of the Prehistoric Past. Stackpole, 1998. A well-written and engaging introduction to vertebrate fossils and fossil collecting in general, copiously illustrated, for the experienced collector and the initiate alike.