
A fascinating picture book biography about Mary Leakey, a paleontologist who worked long hours in the fields of Tanzania--includes STEM activities for real-world learning! What was the world like millions of years ago? Did early humans walk on all...

A fascinating picture book biography about Mary Leakey, a paleontologist who worked long hours in the fields of Tanzania--includes STEM activities for real-world learning! What was the world like millions of years ago? Did early humans walk on all...