Outdoor Channel - The countdown is ON! Don't miss the Series Premiere of Backyard Ballistics Tomorrow 7PM ET! This is a science-based construction series hosted by Jorg Sprave & Cheyenne Reuther. In
![Backyard Ballistics: Build Potato Cannons, Paper Match Rockets, Cincinnati Fire Kites, Tennis Ball Mortars, and More Dynamite Devices: Gurstelle, William: 9781613740644: Amazon.com: Books Backyard Ballistics: Build Potato Cannons, Paper Match Rockets, Cincinnati Fire Kites, Tennis Ball Mortars, and More Dynamite Devices: Gurstelle, William: 9781613740644: Amazon.com: Books](https://images-na.ssl-images-amazon.com/images/I/713QTj0gMkL._AC_UL210_SR210,210_.jpg)
Backyard Ballistics: Build Potato Cannons, Paper Match Rockets, Cincinnati Fire Kites, Tennis Ball Mortars, and More Dynamite Devices: Gurstelle, William: 9781613740644: Amazon.com: Books
![Backyard Ballistics: Build Potato Cannons, Paper Match Rockets, Cincinnati Fire Kites, Tennis Ball Mortars, and More Dynamite Devices: Gurstelle, William: 9781613740644: Amazon.com: Books Backyard Ballistics: Build Potato Cannons, Paper Match Rockets, Cincinnati Fire Kites, Tennis Ball Mortars, and More Dynamite Devices: Gurstelle, William: 9781613740644: Amazon.com: Books](https://m.media-amazon.com/images/I/713QTj0gMkL._AC_UF350,350_QL50_.jpg)
Backyard Ballistics: Build Potato Cannons, Paper Match Rockets, Cincinnati Fire Kites, Tennis Ball Mortars, and More Dynamite Devices: Gurstelle, William: 9781613740644: Amazon.com: Books
![Backyard Ballistics: Build Potato Cannons, Paper Match Rockets, Cincinnati Fire Kites, Tennis Ball Mortars, and More Dynamite Devices: Gurstelle, William: 9781556523755: Amazon.com: Books Backyard Ballistics: Build Potato Cannons, Paper Match Rockets, Cincinnati Fire Kites, Tennis Ball Mortars, and More Dynamite Devices: Gurstelle, William: 9781556523755: Amazon.com: Books](https://m.media-amazon.com/images/I/7123S9FcahL._AC_UF1000,1000_QL80_.jpg)