Description: Developed in collaboration with Encyclopaedia Britannica, this landmark kids' encyclopedia is packed with the latest facts, figures, and images, featuring everything from supernovas to Taylor Swift, and from ancient Egypt to artificial intelligence.
Earth, Space, Animals, History, STEM: This encyclopedia has them all! With more than 400 pages of up-to-the-minute information, including the very latest facts and figures, cutting-edge expert insights, and over 1,000 illustrations, photographs, and maps, this gorgeous compendium will satisfy even the most curious minds. Unlike old encyclopedias that are structured from A to Z, this encyclopedia will take you on a journey from the beginning of time to the present day and even into the future! A hundred experts from around the world and a whole team of fact-checkers scrutinized every word and image to ensure this encyclopedia has information you can trust, and the team at What on Earth! packed every page with fascination and surprise, too!
Brief description: Mark Ruffle is an illustrator and graphic designer. Since he was young, Mark has drawn imaginary worlds, fantastic animals and marvelous humans. He worked as an art editor for Oxford University Press before going freelance. When he's not doodling, he enjoys walking his dogs and cycling in the Cotswolds, UK, where he lives with his wife and two daughters.
Review Quotes:
"Visually rich and comprehensive, this updated encyclopedia is a standout resource for curious middle grade readers....Whether used for research, classroom support, or pleasure reading, this is a high-quality, multipurpose reference. VERDICT Highly recommended for both school and public libraries seeking to support STEM learning, global awareness, and reading skills." - School Library Journal, Starred Review
"Broad in scope and enticing throughout....Both the design and content offer curious readers any number of rewarding dips into topics ranging from the Big Bang and the effects of climate change to a current list of the world's wealthiest people." - Kirkus Reviews
"The book of the curious child's dreams... a must for kids who enjoy fact books." - Youth Services Book Review
Selected by the Children's Book Council (CBC) for the September 2025 Hot Off the Press list
Praise for Britannica All New Kids' Encyclopedia, First Edition:
"A refreshing transparency, from the ultrasmart subtitle to the mini profiles of its experts. Visually driven, with factoids, lists, infographics, even quizzes." - The New York Times
"This exciting single-volume compendium ranges across time and space, and it's packed with pictures." - Meghan Cox Gurdon, The Wall Street Journal
"A perfect bookshelf addition for curious kids...Older kids will keep coming back to this book again and again." - Forbes
"Well-illustrated and info-packed... a wonderful encyclopedia for the curious kids in all our lives." - Mary Pope Osborne