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 The Smoke Waterfall Trick The Greatest Failed Experiment Ever Amazing Bead Chain Experiment Non-Newtonian Fluid – Kill It With Fire ! Intriguing Sound + Water Experiment Magnetic Antigravity Path, Induction Falling Coins
