Chicago Woodson Regional Library offers a Story Hour at 11 a.m. for kids in grade 2 and under at 9525 S. Halsted St., Chicago. The Round Lake Area Park District Prairie Grass Nature Museum presents its 6th Annual Heritage Festival from 10 a.m. to 4 p.m., rain or shine. This free, living history event will offer storytellers, crafters, a children's trading post, games, children's crafts and more. Wow is held from noon to 9 p.m. with music, dance, food, crafts and activities for everyone plus more. 347 S, Gladstone Ave.
Admission is charged.
Flavors of Greece Indoor Festival is held at Kane County Fairgrounds, Main St and Randall Rd. Paxton Ave., South Holland. Joliet Iron Works Historic Site holds Self-guided Tours at 10 and 11 a.m. Learn how this factory, which ran from the 1870s to the 1930s, and the men who worked there, contributed to Joliet history. Columbia St., east of Scott St. and the Ruby St. bridge, downtown Joliet. No pre-registration is required.