I've used a Combination Lock for years but I've never really understood how it works until I made this video. The combination lock that I used in this video was from Master Lock but there are other ...

Originally hailing from Troy, Ohio, Ry Crist is a writer, a text-based adventure connoisseur, a lover of terrible movies and an enthusiastic yet mediocre cook. A CNET editor from 2013 to 2024, Ry's ...