January 10, February 14, March 14, April 11, May 9, June 13, July 11, August 8, September 12, October 10, November 14, and December 12, FAMILY DAYS AT OAKDALE. Oakdale Nature Preserve, 4433 S. Cranes Grove Road, Freeport. 1 pm to 4 pm. This hands-on Center offers hours of nature play for kids. Native animal puppets, large floor puzzles, books and many animal mounts to view our animal neighbors up close. Each Family Day features a different theme. Donation. (815-235-6114)