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 Microwave Plasma Balls Experiment Copper’s Surprising Reaction to Strong Magnets Fire From Anti-Freeze? Cool Experiment Youtube scientist shows us black fire! How Much Paper Does it Take to Stop a 50cal Top 5 Weirdest Experiments
