The Horn Book Guide

SCIENCE

Brown, Don , Perfit, Mike

Older Than Dirt: A Wild but True History of Earth

104 pp. | Houghton | September, 2017 | Trade ISBN 978-0-544-80503-3 $18.99

(2) 4-6 An extended conversation between a science-savvy groundhog and a new-to-Earth's-history worm features a comprehensive overview of the geological past of our planet. The graphic format, light tone, and amusing repartee keep up the pace over the course of an impressive number of geology topics. Concrete examples and illustrations that combine science and humor make for an effective presentation of content. An appendix briefly addresses global warming. Timelines. Bib.

Reviewer: Danielle J. Ford | Horn Book Magazine Issue: January, 2018