Thanks for all the help guys.. I'm going to be trying to put this thing together in the next 2 weekends. I'm hoping we can toss the samples a few hundred feet, it will be on a football field so it would be nice to get them up into the stands. Technician1002, where would you recommend purchasing the ...

We need to launch sandwiches! Baby ones that is.. its an 8" sandwich cut into 3rds, about 2.5" wide x 3" tall, they are wrapped in paper and can't explode! Similar to Tshirt launching cannons. Budget for materials is $300, deadline is 2-3 weeks. Looking for any and all help with advice, materials, b...