You might think that computers are the only things that run algorithms, but you're wrong. Here's a neat mental trick for calculating the day of the week for any day ever, developed by famous mathematician John H. Conway.

Originally released by Knowledgemotion, 2018. Streaming video file encoded with permission for digital streaming by Infobase on February 21, 2020.

How to Figure Out the Day of the Week For Any Date Ever (5:29); .