According to the Special Days in August list, the 14th is the anniversary of the invention of Wiffle Ball. Wiffle Ball is one of the best backyard activities! The game doesn’t require expensive equipment, a large area, or a lot of people. It’s wonderful for PE and science (and history too)! Here’s some resources to learn about the history of the game, the science behind the Wiffle ball, and the rules on how to play.
“It all began in the summer of 1953 …” http://www.wiffle.com/pages/welcome.asp?page=welcome
The Science of How a Wiffle Ball Works https://www.popsci.com/article/technology/how-it-works-wiffle-ball-pitch
Wiffle Ball Pitch – Science Video
Have fun learning and playing!