World’s Longest Home Run (The “Mad Batter” Machine) Smarter Every Day made this mad batter machine and sending balls 250 mph. Facebook Prev Article Next Article Experiments Checkout these cool gadgets... Related Posts How many Coconuts does it take to stop a bullet? Spinning-up a golf ball using only compressed air and your hand Two Vortex Rings Colliding Ball Thrown 100 km/h From A Truck Moving 100 km/h Intriguing Sound + Water Experiment How to Make Rainbow Fire
