Did you know George Washington's teeth weren't actually made of wood, as the story goes?
Some believe it was said his teeth were wooden because of the dark stains caused by the wine President Washington liked to drink. They were actually made of ivory, gold and lead, according to mountvernon.org.
There are lots of interesting facts about the men who have served as U.S. President for the last couple of centuries. Test your knowledge: We've put together a quiz in honor of Presidents Day.