Become a junior genius with this fact-filled series from the Jeopardy! champ and New York Times bestselling author, Ken Jennings.

Latest Book in Series

Travel back in time to the dinosaur age with this interactive trivia book from Jeopardy! winner and New York Times bestselling author Ken Jennings.

With this book about dinosaurs, you’ll become an expert and wow your friends and teachers with some awesome facts: Did you know that dinosaurs skin...

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