The Disc is located in the top-left quadrant of Animal Well’s map, just above the egg collection room. If you’re starting from the egg room, exit and take the right-hand ladder up to the next screen.

The disc is a useful tool in Animal Well. You can toss it through narrow gaps, hit distant switches with it, use it to distract dogs, and even ride it. To pick it up, though, you’ll have to get past a ...