http://education.abc.net.au/newsandarticles/blog/-/b/2143309/experiment-pressure-fountain
This website is an experiment with a pressure fountain and teaches you how to make your own. It also explains not only how to make one, but also explains the science behind why they work.
https://www.sciencenewsforstudents.org/article/pressure-scuba-diving
This website explains the science behind scuba diving. Though usually very safe, the article explains that if not done correctly, serious injuries may occur so it’s important that you understand the rules of scuba diving before doing it.
https://indianapublicmedia.org/amomentofscience/drinking-straws-work/
This website explains the science behind drinking with straws and how straws work. It describes the pressure inside of the straw as well as the atmospheric pressure that causes straws to work the way they do.
https://www.youtube.com/watch?v=Ucpw6DO0wq8
As a future elementary teacher, I think it would be fun to do an experiment with my students involving straws to show them how pressure works with straws. This video shows a fun activity you can do with them to show them how multiple straws changes the outcome when blowing into a straw.
