Podcast:Who Smarted? - Educational Podcast for Kids Published On: Fri Jul 02 2021 Description: Who invented Fireworks? How are Fireworks able to make so many cool colors and shapes? Why do we set off Fireworks on July 4th? For free home activities sign-up at www.WhoSmarted.com See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.