This is an extraordinary resource for earth science or social sciences lessons covering any number of diverse subjects, from paleontology to archaeology, from mythology to ancient civilizations and from engineering to agriculture. The format is conducive to browsing, with every topic covered on a two-page spread. The text by Jane Price is easy to read and accessible, and engaging illustrations by James Gulliver Hancock, along with many photographs, help to visualize the sometimes-complicated concepts. Boxes, fun facts and funny captions keep things lively and entertaining. A generous index helps with navigation.