Get out in the sunshine with your three- to five-year-olds and look for animal signs, cold weather critters, and many other wonders of the season at one of Charleston’s parks rich in natural, cultural, and historical treasures. Caw Caw Interpretive Center, 5200 Savannah Hwy., Ravenel. Wednesday, 10-11am. $9. (843)795-4386, www.ccprc.com