Hooked on Science: Color changing poinsettia December 14, 2018 Jason Lindsey, No flower says Christmas like a beautiful poinsettia. Our science guy Jason Lindsey shows us the science behind the color changing poinsettia. FacebookTwitterPinterestPrintMoreRelated Articles Hooked on Science: Soaring Streamers Streamers and a leaf blower sound like trouble. Hooked on Science: Eggcellent egg drop You are not going to believe the science trick you can do with an egg and a few other ingredients from around the house. Hooked on Science: balloon popping You usually think of an orange as a healthy snack, but have you ever used one to pop a balloon? Hooked on Science: Soda bottle rocket A rocket, powered by fire, sounds like fun, right? Our "science guy" Jason Lindsey shows the fire rocket, an experiment, you shouldn't try at home.