The information Graham knows ranges from what George Washington's teeth were made of to knowing that Howard Taft was the heaviest president at 327 pounds. "I just started really liking presidents, and I started getting interested in it," he says.
This first grader can also compare President Barack Obama to the legacies of several former presidents. "He is a good orator like JFK. He will end the war like FDR. He will end the American economy crisis like FDR did, and he'll try to make healthcare better like Bill Clinton did," Graham says. "But I have a feeling Obama will succeed."