Javelin Launcher

第 1 季，第 2 集: Jörg and Cheyenne are challenged to build a javelin launcher. Jörg sets out exactly how he thinks they should do it using his trusty rubber bands and wooden build. After some testing, Cheyenne is sure they can do better and has the bright idea of using compressed air to launch the javelin. The two work together and build a machine that is truly impressive. So impressive that Jörg thinks he could b