Yesterday I answered an e-mail from a reader who was searching for a little help with her students Google Slides projects. The students were producing slideshows about birds and desired to add some audio to the slides.
Utilizing Mote wasnt an alternative for her students. My suggestion was to discover or tape-record audio outside of Google Slides then submit it to Google Drive prior to placing it into the slides. I then developed the following video to further describe my option..

In this new video I show two options for adding audio to Google Slides. The first option was to utilize an audio file that I found on Archive.org. The second choice was to use audio that I taped utilizing Vocaroo..