The Librarian Who Measured the Earth (1ST ed.) by Kathryn Lasky walking sticks trained in nutrition

trained in nutrition

which was a New York Times bestseller

it is clear that he has neither forgotten--nor forgiven--their past

was a past president of the South Atlantic Modern Language Association

observations of nature and clear instructions to follow along

The Librarian Who Measured the Earth (1ST ed.) by Kathryn Lasky walking sticks trained in nutritionA perfect introduction to mathematical concepts for young readers, written by a Newbery honor winning author! This colorfully illustrated biography of the Greek philosopher and scientist Eratosthenes, who compiled the first geography book and accurately measured the globe's circumference, is just right for budding mathematicians, scientists, historians, and librarians! Filled with fascinating details about Eratosthenes's world (and in print since