2 books · Ages 6–12 · Chapter Books
Robert Burleigh's Biographical Picture Books is a 2-book series for ages 6–12 by Robert Burleigh. Each book stands alone — start anywhere.
Start anywhere — each book stands alone.
That said, Home Run: The Story of Babe Ruth and Into the Woods: John James Audubon Lives His Dream are great first picks.
No particular order needed — browse and pick what catches your eye.