The Pet Petter - A machine designed to pet your cat or dog when you're too busy. It mimics a human hand's petting motion.
The Isolator Helmet - A bizarre invention from the 1920s meant to help writers focus by blocking out distractions with a helmet.
The Baby Cage - In the 1930s, a contraption was invented to hang babies out of windows for fresh air and sunlight.
The Revolver Camera - A camera designed in the 1930s that could take 8 photos in quick succession, like a revolver firing.
The Self-Operating Napkin - An invention by Thomas Jefferson that was a mechanical arm to help wipe your mouth while dining.
The Puffing Devil - An early steam-powered vehicle built in 1801 by Richard Trevithick, considered one of the first cars ever made.