![Members of the North Idaho High School Aerospace Program gathered at KSZT [Credit: North Idaho High School Aerospace Program]](https://www.kitplanes.com/wp-content/uploads/2026/02/IMG_3499.jpg?w=324&h=160&crop=1 "North Idaho High School Student ACES Fly the Aircraft They Built")
In Case You Missed It
Ye Olde Slip Roll
This month’s project is a follow-on to the Pietenpol muffler that was the subject...
The New Old Aero Engine!
ULPower takes a different approach to air-cooled, horizontally-opposed, direct-drive engines. By Steve Ells.
