Minor Memorial Library in Roxbury will present a program, “Rocks and Minerals,” Jan. 21 at 11:30 a.m.

The program, open to children age preschool through fifth grade, is part of “Mad Science: Gadgets, Gizmos & Goo.”

Children will participate in eight different experiments utilizing recyclables, edibles and other materials.

Caregivers must remain in the library during the one-hour program.

For more information and registration, call the South Street library at 860-350-2181.