Simple Animation Technique in Powerpoint

I found a pretty good animation tutorial on youtube that I thought others might be interested in: 

https://www.youtube.com/watch?v=SsTkT4U1MUY

I have used this technique and it is pretty quick and easy for creating an interesting effect. I like to have an outline sketch itself then fill in with color. 

You can find a lot of clipart WMF files on https://openclipart.org.

I attached a quick example. Let me know if you have any questions.