It’s autumn where But Why is based, in the northeastern United States, and we’re all thinking about pumpkins! We eat them in soups, pies, curry and even coffee! And they’re all over the place as part of whimsical seasonal decor, or carved into jack-o’-lanterns on people’s porches and front steps. But what do you actually know about these North American gourds? Where do pumpkins come from? Why do pumpkins come in different shapes and sizes? Why are pumpkins orange? How do pumpkins get really big? Why do pumpkins have that icky mess inside? Why do pumpkins float? We get the download from Chris Hernandez from the University of New Hampshire. Plus, the history of carving pumpkins with historian and author Regina Hansen. Download our learning guides: PDF | Google Slide | Transcript