Baltimore Sun's 25 women to watch in 2016

Marble roller coasters at Maryvale [Video]

Students from Maryvale Prep in Brooklandville used problem-solving skills to build roller coasters with the help of engineers from Northrop Grumman. (Sarah Pastrana/BSMG)
Copyright © 2016, The Baltimore Sun, a Baltimore Sun Media Group publication | Place an Ad
63°