Rob Colson is an author and editor of a wide range of books for children and adults, including many natural history, math, and science titles. Previous titles as author: Ultimate Cars, Ultimate Machines; Super Science. Other titles: Bone Collection: Animals, Puzzles, Conundrums, and Enigmas. Moreno Chiacchiera is an Italian illustrator who has published dozens of history, math, and science books for children. His bright, busy artworks are full of intriguing details that children love to explore in great depth.