... Interventions in Schools best interact. Intrinsic motivation leads to self-determination and engaged learning. Combining play, intrinsic motivation, and cohesion enables children to grow, learn, ... problems.E. Clanton Harpine, Group Interventions in Schools. 3© Springer Science + Business Media, LLC 20084 Group Interventions in Schools Group-centered interventions differ from other school-based ... exploratory factor analysis, and preliminary construct valid-ity using health- related data. Annals of Behavioral Medicine, 24, 22–33.Weinstein, R. S. (2006). Overcoming inequality in schooling:...