Scholastic Reader, Level 4: Great Black Heroes, Five Brilliant Scientists.  This is a scholastic levelfour reader for the young child from ages 4-8 and describes black scientist heroes of the past.  This accessible text describes the early lives and notable achievements of 5 great black scientist heroes:  Susan McKinney Steward, the first black female doctor in New York State; George Washington Carver, the world-famous agricultural scientist; Ernest Just, a marine biologist; Percy Julian, an outstanding chemist; and Shirley Jackson, a nuclear physicist.