New!! The Saint Louis Science Center will light up the indoor/outdoor GROW exhibit with cutting edge lights and explain the science behind holiday light displays. There will be demos and hands-on activities for the kids, plus you can pick up some cocoa, chili and s’mores. 5:30 to 8:30 pm. Tickets are $6 for members and $8 for non-members on the weekends, with a discount on Wed-Thursday. Free parking at the Oakland lot, the Forest Park entrance will be closed in the evening.