Backyard Ballistics

Jörg and Cheyenne are challenged to build a rubber powered cannon; Jörg is particularly excited about the carnage they are going to be able to create.

Jorg and Cheyenne build a javelin launcher; Jorg sets out exactly how he thinks they should do it, using his trusty rubber bands and wooden build.

Jörg and Cheyenne are challenged to build machines that skim stones across a lake; Jörg has built thousands of slingshots so he can easily fling stones, but whether he can make them skim across water is a different story.

Jörg and Cheyenne are challenged to build a Gatling gun; after looking into the history of the 19th-century weapon and the challenges they can expect to face, they get to work building their weapon before putting it to the test in flaming finale.

Jörg and Cheyenne are challenged to build a slingshot that will catapult a car down a racetrack; Jörg has never been challenged to make one so big.

Jörg and Cheyenne are challenged to build an Axe Flinging Machine. There's plenty to be considered in this construction as typically axe flingers are human and not mechanical.