It really is very easy to create.
Below you will see an animated GIF I created to show you how to insert the GIF right into your Slide as well as a YouTube video I created with step-by-step directions.
1. search for your topic
2. select images > tools > type > animated
3. right click on the image > copy image address
4. enter into your Slide
5. insert image > by url > paste the url > select