DeKALB – Children young and old are invited to bring their imagination and sense of wonder to the Northern Illinois University Convocation Center on Saturday, Oct. 20 for a day of hands-on activities, demonstrations and exhibits focused on the marvels of science, technology, engineering and math (STEM).

STEMfest will wow spectators from 10 a.m. to 5 p.m. Introducing learners of all ages to cutting-edge technologies and intriguing science phenomena, STEMfest is a fun and enlightening event that will amaze students, parents and educators alike.

STEMfest 2012 will bring back favorite exhibits such as robotics challenges, Laser Lunacy, the Haunted Physics Lab, cow eyeball dissections, Kishwaukee Community Hospital’s health demonstrations and the Midwest Museum of Natural History’s bone and fossil collection and creepy petting zoo.