As a refresher, you can work with animation of the utility knife. Here is a video to find the file and another to create the animation.
Built in Tutorial Files F360:
Fusion 360 Exploded Views - Beginner Tutorial:
After that, if you want to build a fidget spinner and animate it, this video does a nice job. It also uses an import from McMaster for the bearing and makes it functional.
Fusion 360 Animation Simplified: