Try to build a self powered plane lighter than this
https://www.simpleplanes.com/a/sIiX68/Lightest-jet-ever-V3
Lightest Plane Challenge
75 Gregistopal
7.5 years ago
Try to build a self powered plane lighter than this
https://www.simpleplanes.com/a/sIiX68/Lightest-jet-ever-V3