A 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 1994), kids are sure to flip through the pages time and again.
Kathryn Lasky is the Newbery Honor-winning author of over 100 books for children and young adults. Her beloved Guardians of Ga’Hoole fantasy series has more than seven million copies in print, and she is the author of the Daughters of the Sea series and the Wolves of the Beyond series, as well as A Time for Courage and other Dear America titles. Kathryn has also written a number of critically acclaimed historical fiction titles, such as Beyond the Burning Time and True North. She lives with her husband in Cambridge, Massachusetts.
Kevin Hawkes is the illustrator of more than forty books for children, including The Three Mouths of Little Tom Drum by Nancy Willard; Weslandia and Sidewalk Circus by Paul Fleischman; and Handel, Who Knew What He Liked and Me, All Alone, at the End of the World by M. T. Anderson. Kevin Hawkes lives in southern Maine.
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