BIG IDEAS THAT CHANGED THE WORLD HC VOL 07 KEEP IT CLEAN HC

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This entertaining graphic novel from award winner Dan Brown will get kids talking, since it's all about the history of dealing with poop, pee, and dirty hands.Part of the Big Ideas That Changed the World graphic novel series, this full-color book is appropriate for the classroom and includes a timeline, endnotes, and a bibliography.In 1895, an engineer named George Waring was appointed New York City’s first commissioner of street cleaning. His task? To make a city with millions of people livable.Narrated by Waring, Keep It Clean! explores the concept of public health, which means ensuring clean water and adequate sewage disposal for everyone, and covers topics such as personal hygiene, sewer systems, and chemical water treatment.Acclaimed author-illustrator Don Brown takes readers on a journey through history and around the world, from Greek, Roman, and Aztec aqueducts and the dawn of ba

(W/A/CA) Don Brown