With small solar lights to guide their way, hikers, skiers and snowshoers can traverse the 1.3-mile fitness trail at Old School Forest Preserve in Libertyville or the 1.65-mile hilly section of the Millennium Trail adjacent to the winter Sports Area at Lakewood Forest Preserve in Wauconda. Starting Sunday, Nov. 4, the trails and adjacent parking lots will remain open until 9 .m. daily until March 9.

Feature the black bear and its adaptations for survival in the forest. Crawl into the bear's den, compare your senses to that of the black bear, feel his fur, come face to face with a black bear mount and more.

A new music and performance series for the stroller set parents and their pre-kindergarten children. Performances are on alternate Fridays at 10 a.m. beginning Feb. 1. Parents and young children can enjoy Chicago's best music, dance and theater in a kid-friendly setting. Kids can sit on the floor, walk around, meet the artists and sometimes play with instruments and puppets. Parents are welcome to bring snacks and juiceboxes. The Juicebox series runs year-round.

Exhibit includes numerous artifacts, photographs and other documentary items that tell the story of Chicago's iconic candy makers, including Snickers, Lemonheads, Butterfingers and Cracker Jack.

Interactive learning centers include a barn slide, apple orchard and chicken coop. Maggie, a life-sized fiberglass milking cow sponsored by Golden Oaks Farm in Wauconda, will be the focus of the new exhibit. Maggie is over five feet tall and features a working udder that recirculates the water that children "milk."

Meet internationally bestselling author Pamela Druckerman, whose new book is a how-to guide that addresses universal parenting concerns. With a look at French culture she offers rules on how to parent the French way. Plus, enjoy french pastries following the event.

Class promotes sensory integration with various textures and visual sensory.