December 26-January 7 10 a.m.-5 p.m. Friday & Saturday, 12 p.m.-5 p.m. Sunday Free with general admission When the kids get that glazed look in their eyes from too many hours of video games and electronic holiday gift gadgets, it’s time to get out of the house and head to Winter Wonder Days at Great Lakes Science Center! Start a new family tradition making memories over the holiday break while exploring the hands-on activities, programs and demonstrations of Winter Wonder Days at the Science Center from December 26 through January 7. From indoor carpet skating to liquid nitrogen ice cream demonstrations, there’s wintry themed family fun for everyone.