Noreaster Times

Wonder World Kids is a children’s book series created by author Dori Marx for curious readers ages 6 to 12. Its chapter books follow Lilly Cook and her twin siblings, Fynn and Celia, as they travel with their world-famous veterinarian parents to help animals and solve mysteries. Each adventure combines sibling humor, accessible short chapters and illustrations with real-world details about the places and subjects the children encounter. The series includes stories about horses, wild dogs, llamas, turtles and penguins, encouraging young readers to explore wildlife and cultures while enjoying an engaging mystery.

Marx, who grew up in Austria and now lives in New England, works with illustrators based in the countries featured in the books, bringing local perspectives to each setting. Wonder World Kids offers books, fun activities and merchandise, along with resources for schools and libraries. Readers can also sign up for the newsletter to receive author previews, reading tips and news about upcoming events.