Perpetual motion machine, marble machine, kinetic art

Four machines for every viewer's interest. Kinetic art, perpetual motion machine, marble machine and mechanical linkages. This channel is created for the popularization of science and such a controversial topics in science as a concepts of perpetual motion machines. Sources:    • One Tooth at a Time      • Simple mechanism for intermittent 90 deg. ...   #veproject1 #perpetualmotionmachine