An amulet processor is like the brain of a special kind of computer (called a wearable computer) that you can wear on your body like a watch or bracelet. It helps you do things like counting your steps, tracking your heartbeat, and even showing you the time. It's called an amulet because it's small and looks like a precious talisman that you can keep with you always.
Think of your brain like a computer that controls your body, and the amulet is like the brain of the wearable computer that you wear on your body. It's really tiny, but it's still really smart like a regular computer because it can do math and remember things just like our brains do.
So, when you wear a device like a smartwatch, the amulet processor inside it helps it to work and do all the cool things it can do, like tracking your activity and sending you notifications. It's basically the brain of your wearable computer that helps it to do all the things we love about them!