Audio is, of course, the most obvious way to enhance your students engagement and excitement. There are so many ways to incorporate music into your class, that i won't really try to tell you how. However, it is always possible to illustrate and involve your students in almost every possible subject and topic--including STEM subjects.
So, below, find some searches and links for your perusal. The important thing to remember is you can contact me, and i will go out of my way to help you!!
You often can use various historical phrases to search the library catalog. Just limit by "Sound Recording". Here are a few examples...
If you need help, contact me....
General Online Audio services (a total of about 25 million tracks)