2 articles
Estes Industries
Estes Industries is an American model rocket company founded by Vern and Gleda Estes in 1958, known for rocket kits, engines, and STEM education programs.
High-power rocketry
High-power rocketry is the branch of amateur sport rocketry using motors of H impulse class and above, over 160 Newton-seconds, with fliers certified by national associations.