Ben Franklin of Old Philadelphia (Landmark)
Materials that cover scientific developments through history, famous scientists, inventors and inventions.
"Still at the top of my list for biographies are the old Landmark series of books that were written many years ago" - Cathy Duffy. "One of the most critically acclaimed, best-selling children's book series ever published" - New York Times Book Review. When two reviewers with such diverse perspectives agree on a series of books, they must be good. These