In addition to searching NCWiseOWL.org
here are a few general biography resources. These resources may or may not contain an entry for the person you choose.
Links to a resource for the person that you choose are included below:
Maya Angelou
Blackbeard
Curtis Brown
Levi Coffin
Virginia Dare
Elizabeth Dole
Gertrude B. Elion
Ava Gardner
Andy Griffith
Mia Hamm
Jesse Helms
Andrew Jackson
Andrew Johnson
Michael Jordan
Charles Kuralt
Dolley Madison
Thelonious Monk
Richard Petty
James Knox Polk
William Sydney Porter/O'Henry
Conrad Reed
Edward Teach (Blackbeard)
Thomas Wolfe
The Wright Brothers