A program for preschool children about earthworms, hosted by the Hancock Park District, will be held Monday in the Discovery Center at Oakwoods Nature Preserve.

The program, for 3- to 5-year-old children accompanied by an adult, will include a story, a craft and viewing of worms. Siblings may attend.

The same program will be held at 10 a.m. and 1 p.m. The free program requires no registration.

For more information, call the park district office, 419-425-7275.