When the sling was added to the trebuchet it gave the tossed projectile more velocity. This meant the trebuchet could send a lighter projectile farther, providing more distance between those who fired ...

A crowd watches as a trebuchet, built by the Dover Dunkers from Dover Middle school, launches a pumpkin into Lake Picatinny during the 5th Pumpkin Sling competition at Picatinny Arsenal on Friday, ...