The purpose of this design experiment was to research, test, and iteratively derive principles of word learning and word organization that could help to theoretically advance our understanding of vocabulary development for low-income preschoolers. Six Head Start teachers in morning and afternoon programs and their children (N = 89) were selected…

First-year seminars have become common at liberal arts and other colleges across the United States. An accumulating body of research appears to demonstrate that this curricular element is associated with increased retention of students and is positively correlated with graduation rates, student adjustment and involvement, student satisfaction,…