Holiday hours Discovery Center Museum will be open additional days and hours in November and December. Advance registration is required. New hours include: Thanksgiving Day, Nov. 25 - closed Friday, November 26 - Sunday, Nov. 28 open 9:30-Noon and 1-4 pm. Special December hours include: Open Deceber 20-23 9:30-Noon and 1-4 pm Christmas Eve, Dec. 24 - Closed Christmas Day, Dec. 25 - Closed Sunday, December 26 - Friday, Dec. 31 - open 9:30-Noon and 1-4 pm every day. Saturday, January 1 - Closed To register, go to https://discoverycentermuseum.tamretail.net/SelectEvent.aspx?eventid=1004681 or call 815-963-6769.