Roaring with anticipation, students at Alta Loma High in Rancho Cucamonga packed the school gymnasium, eager to find out their new mascot at a school-wide assembly on Thursday morning, March 13.

The school's director of technology Alan Musch joined in the fun too, by 3D printing Lions keepsakes for students. "I had a student come up to me and say, 'Hey, can you three print the Lions logo?' ...