Describes the life and work of Eratosthenes, the Greek geographer and astronomer who accurately measured the circumference of the Earth.
"A biography of ancient Greek mathematician Eratosthenes, who used geometry to calculate the circumference of the earth. He is also known as the Father of Geography"--Provided by publisher.
This is the first modern edition and first English translation of one of the earliest and most important works in the history of geography, the third-century Geographika of Eratosthenes.
". . . if you remember toiling—awestruck—up marble staircases in search of facts for a junior-high geography report; if you've driven past perfect, preserved-in-amber temples in towns too small for...
Join award-winning science writer Seymour Simon in this completely updated edition of Our Solar System, as he takes young readers on a fascinating tour through space!
Describes the life and work of Eratosthenes, the Greek geographer and astronomer who accurately measured the circumference of the Earth.
In the first book in a brilliant new fantasy series, books that aren't finished by their authors reside in the Library of the Unwritten in Hell, and it is up to the Librarian to track down any restless characters who emerge from those ...
When the teacher tells her class that they can think of almost everything as a math problem, one student acquires a math anxiety which becomes a real curse.
The true story of Belle the giraffe, a gift from the pasha of Egypt to the king of France in 1827, and her 500-mile walk to Paris as told through the imagined words of her devoted Sudanese caretaker, Atir.
A biography of Leonardo Fibonacci, the 12th century mathematician who discovered the numerical sequence named for him.
Reading it is like getting lost in an entire library full of books, and never wanting to leave!” —James Riley, New York Times bestselling author of the Story Thieves series “Unusually clever.” —Kirkus Reviews (starred review)