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.

Families view nature up close using microscopes and hand lenses to study the amazing, intricate patterns and details of insects, plants and fungi.

Little ones sing, clap and dance with their caregiver to up-tempo songs that focus on the natural world around them. Jan. 3, Feb. 7, March 7, April 4.

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."

Event includes seminars where anglers can get boating and fishing information and tips, casting game and bobber fish class for kids, and a raffle.

Event includes seminars where anglers can get boating and fishing information and tips, casting game and bobber fish class for kids, and a raffle.