Looking for an alternative to traditional summer camp this year? Earth Knack, a primitive and modern life skills provider with a school site near Crestone, is offering a series of classes for the summer season. Class highlights include Teen Wilderness Survival, an educational adventure for 13- to 17-year-olds, and Family Gathering, which will take place on the Front Range. The latter will focus on homesteading, medicinal and herbal plants, ancient weaponry and open-fire cooking. Register at EarthKnack.com.