Andy Brosig/News-Sun With saws whirring and sandpaper scraping, students in Marsha Hancock’s class at Hobbs High School were hard at work recently preparing for their first foray into the world of rockets. “I got interested while I was helping with recoveries” at previous SystemGo launch days, said sophomore Kameron Stogner, 15. “It’s a science class so it goes for credits. …