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School Library Journal
Reviewed on November 1, 2018 | Middle To High School
Gr 4–6—Everybody loves dinosaurs, but what came before them? Howard's second book in the series transports readers back 505 million years to the Paleozoic era, stopping for a close look at each of its six periods, from Cambrian to Permian. Detailed illustrations of the microscopic flora and fauna of ancient sea floors allow for careful exam...Log In or Sign Up to Read More
Horn Book Guide
Reviewed on March 1, 2019
Ronnie (Dinosaur Empire!) is ready for more time-travel education with sitter Miss Lernin. After a trip to the aquarium, they trave...Log In or Sign Up to Read More
