July 4th, 2021
With the summer sun blazing down and the heat unbearable, people have often remarked that it could be hot enough to cook an egg on the sidewalk. Sidewalk Egg Frying Day was born out of people's wonder as to whether it actually can be steamy enough on the surface of the sidewalk to cook an egg. Children and adults have put this idea to the test for decades. Some people are so fascinated by the idea that they have annual contests.
Source: wonderopolis.org/wonder/can-you-really-cook-an-egg-on-the-sidewalk