http://www.daily-chronicle.com/articles/2018/10/28/17d0b7a3612942bd8fb2026a0240a23c/index.xml > DeKALB – Nolan Tobin of DeKalb couldn’t wait to dissect a cow’s eyeball. > The Jefferson Elementary School student had been looking forward to getting his hands on all of the exhibits at STEM Fest, the annual event that celebrates science, technology, math and engineering, at Northern Illinois University’s Convocation Center. This year’s festival featured more than 90 exhibitors.