Famous US Presidents are given dinosaur-inspired pseudonyms and prehistoric biographies as a way of introducing young readers to US history in a fun and inviting new way in Jurassic Classics : The Presidential Masters of Prehistory Volume 1 . The book features an assortment of presidential biographies, each with a prehistoric twist. George Washingdonyx, Thomas Jeffersaurus, and Andrew Jaxceratops get "dino" histories, with a clever parody of each president's most famous contributions to our nation's history. Accurate biographies of the real-life presidents are included, as well. Endearing illustrations and humorous dinosaur mashups provide young readers with a foundation for history, as well as inspiring them to learn more.