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School Library Journal
Starred Review on October 1, 2014 | Preschool to Grade 4
K-Gr 3—This picture book charts the evolution of the earmuff. McCarthy starts in the 18th century, discussing the ways that various inventors improved on one another's designs, until Chester Greenwood made one last tweak to the wire headband and applied for a patent. Woven into the narrative is a description of patents. Children will also come away with a greater understanding of...Log In or Sign Up to Read More
Horn Book Guide
Reviewed on January 1, 2015
Ear-protectors had existed since the early 1870s, but Chester Greenwood improved the earmuff; he received a patent in 1877 at age ninete...Log In or Sign Up to Read More