 A number of studies have shown better motor coordination and improved mental well-being, confidence, and resilience in children playing and learning outdoors. For NPR News, I'm Jenny Brandeen in Denver. As college costs continue to rise, a growing number of Americans are expressing skepticism about the value of a degree. A poll released today by Gallup and the Lumina Foundation finds overall just 36% of those surveyed said they have a great deal or quite a lot of confidence in higher ed.