A fun physics event called the "Homemade Air Cannon Contest" was held at a school. Students were tasked with using their homemade air cannons to knock over empty soda cans pyramid placed 8 meters away ...

I also go into more detail of how these cannons function in a video I made many years ago, showing how to build a smaller version using these same principles: • DIY Workshop - Make a Powerful Air ...

Tom Johnson of Mobile Ed Productions shoots his homemade air cannon — blasting smoke across the Gifford Grade School gym Thursday afternoon. Johnson gave a show on how air affects everyone’s lives as ...