Kathryn Lasky

“Written by an author who was awarded the Newbery Honor, this book is the ideal introduction to mathematical concepts for younger readers.
Eratosthenes was a Greek philosopher and scientist who compiled the first geography book and accurately measured the circumference of the globe. This biography of Eratosthenes is perfect for aspiring mathematicians, scientists, historians, and librarians because it is colorfully illustrated and features fascinating facts about Eratosthenes’ life. Because it has been in print since 1994 and is packed with interesting information about the world in which Eratosthenes lives, children will definitely want to read it more than once.”