NASA astronaut Leland Melvin shares who his favorite teacher was as a kid. (Guess what? There were two—his parents!). Watch more videos featuring Leland and learn more about the Scholastic Summer Reading Challenge at www.scholastic.com/summer Reading Programs For Kids, Online Reading Programs, Black Astronauts, Nasa Astronauts, International Literacy Day, My Favourite Teacher, Summer Slide, Reading Challenge, Black History