Do you enjoy peanut butter cookies? You can thank George Washington Carver. His parents were slaves. He grew up and went to college. He became a teacher! He worked with peanuts. He found more than three hundred ways to use them! Peanut cookies were just one of his 105 recipes using peanuts. He also found new ways to use sweet potatoes and pecans. He loved to study plants. His ideas helped farmers. It made him happy to .....