Did you know that robots 🤖 use to exist in ancient Roman times? Before the discovery of electricity in 1759 by Benjamin Franklin, robotic machines known as automata (singular form: automaton) were powered by cranks and levers, and were known to perform a variety of functions by use of gears, pulleys, and pistons. With the right combination of these elements, an automaton could spin, walk, and even write complete sentences! Follow and subscribe to our YouTube channel to see more videos like this one: Square Root Academy. Let us know if you tried this experiment and how it went! #stemeducation #science #teamsquareroot