3D-printed 'balloon banjo' is ready for pickin'

Science Physics 3D-printed'balloon banjo' is ready for pickin' The DIY project is better suited as a learning tool than a jam session instrument, but it's still ingenious. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. The amount of air in the balloon determines its resonance. Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy .