The Librarian Who Measured the Earth 50 hikes with kids irrevocably in love

irrevocably in love

Set in Namibia just after independence in the early 1990s

Reinhard Heydrich

anxious immigrants and grand tycoons -- and

From an author who has been praised for his "pounding action scenes [and] ferocious prose style" (Marilyn Stasio

The Librarian Who Measured the Earth 50 hikes with kids irrevocably in loveA 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