{"id":20963,"date":"2020-02-13T14:40:20","date_gmt":"2020-02-13T22:40:20","guid":{"rendered":"https:\/\/classic.powertactics.com\/?post_type=product&#038;p=20963"},"modified":"2022-04-07T12:29:32","modified_gmt":"2022-04-07T19:29:32","slug":"the-librarian-who-measured-the-earth","status":"publish","type":"product","link":"https:\/\/classic.powertactics.com\/product\/the-librarian-who-measured-the-earth\/","title":{"rendered":"The Librarian Who Measured the Earth"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<div><b>A perfect introduction to mathematical concepts for young readers, written by a Newbery honor-winning author!<\/b><\/div>\n<div><\/div>\n<p>This colorfully illustrated biography of the Greek philosopher and scientist Eratosthenes, who compiled the first geography book and accurately measured the globe\u2019s circumference, is just right for budding mathematicians, scientists, historians, and librarians! 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