I built several we experimented and found the idea ratio of arm lengths , weight etc using a simulator. is you go to www.trebuchet.com you can get a lot of information
count me in but we will need to come up with a standard size projectile to keep things reasonable. I was really surprised on the size and weight it took just to launch a golf ball a city block.
All of them Brent in random order
I don't get it if your going to do a marathon like that why not start with 1 and go from there over and over and over again. It was on all weekend.
Cant get away from Punkin Chunkin. Just watched the show 'Brew Masters', about the Doghead Fish Brewery guys, and punkin chunking was actually on that show as well!!!