Swiss engineer’s dog walk led to Velcro breakthrough in 1941 (video)

Hook-and-loop fastener aka Velcro in closeup (Stocksnapper/shutterstock.com)

Learning with Lyrics creates educational videos that explain how things work through songs. I wish this had been around when I was a kid—for some reason, I remember what I learn in these videos much easier because of the singing. In this video, we learn about Velcro.

Ever wondere…