TKSST: How to Make a PB&J Sandwich with a Rube Goldberg Machine (or five)

"How do you make a peanut butter and jelly sandwich when you’re busy reading? Perhaps a Rube Goldberg machine can help. Or how about five mini Rube Goldberg machines? Joseph Herscher of Joseph’s Machines is at it again with this fun and surprising sandwich-making contraption series..."