One of my most popular Google Slides tutorials is a video about how to use Google Slides to create a timeline. A follow-up to that video demonstrates how to use the animation tools in Google Slides to add animations to a timeline. In the following video I demonstrate how to create an animated timeline in Google Slides.
If you like this video, please take a look at my YouTube channel for hundreds of other tips on using educational technology tools.
For a deep dive into making and teaching with animations, enroll in my Animated Explanations course on PracticalEdTech.com