* Illustrated narrative nonfiction for ages 8-12 tracing Darwin's voyage aboard the HMS Beagle and the observations that led to the theory of evolution through natural selection * Goes beyond the voyage -- systematically walks through Darwin's central arguments including variation within species, natural selection, adaptation, and the struggle for existence * Addresses historical challenges to the theory and connects Darwin's discoveries to modern genetics, medicine, and our understanding of life's interconnectedness -- strong curriculum alignment for science classrooms * Includes a glossary of key scientific terms and concepts * Written by Anna Brett, UK-based children's nonfiction author and editor; illustrated by Nick Hayes, award-winning British illustrator, bestselling author of The Book of Trespass, and co-founder of the Right to Roam movement * "A must-have for anyone who wants to learn and explore the notions of one of human history's most remarkable people." --My Motherhood Studio * "A beautiful and engaging book that makes scientific concepts accessible to young readers." --Book Murmuration * Strong placement in STEM nonfiction, classroom libraries, and gift for curious young readers.