NASA is asking middle and high school students across the nation to take part in their TechRise challenge and make their experiment idea come to life.

Last year – an experiment by students at St. Paul of the cross in Park Ridge was chosen — 
joining us now to talk about their idea and the challenge is stem teacher Dr. Karl Ochsner, and two students of the team Neala Devlin and Lola Simmons.

Spotlight Chicago airs weekdays on WGN from 3 p.m. to 4 p.m