When I was a kid I carried around a silver dollar and used it to fidget. I learned how to roll it on my knuckles and some other tricks. Sometimes I would flip i

When I was a kid I carried around a silver dollar and used it to fidget. I learned how to roll it on my knuckles and some other tricks. Sometimes I would flip it to make a decision. People just thought I was a nerd though, there definitely wasn't a movement.