The harsh wind-hammered tundra sometimes complicates the prospect, as do the polar bears. But the children are enthusiastic pupils.The harsh wind-hammered tundra sometimes complicates the prospect, as do the polar bears. But the children are enthusiastic pupils.Read MoreSkiing, Rural Areas, Polar Bears, Travel and Vacations, Photography, Alaska, Arctic National Wildlife Refuge, Arctic Regions, Kaktovik (Alaska), Nulato (Alaska)