PowerCert Animated Videos provide clear and concise explanations of big principles in hardware and networking. I referred to them fairly typically when I was teaching an intro to networking course in 2015..

If you do teach networking, this video is one to bookmark and perhaps use as a review resource or video-based lesson in a tool like Edpuzzle.

As the title states, the video explains what a MAC address is, how its composed, where to discover it, and its role in networking. The video also does a great job of discussing the crucial distinction between MAC addresses and IP addresses.

Applications for Education.
Many readers of this blog will never require to understand what MAC address is or how it suits the networking process. It is great to know and can practical to understand how to find it if your IT administrator ever asks for it.