Since the NC Pre-K Program began, a variety of statewide evaluation studies have been conducted. These annual evaluations have included multiple studies of program services, classroom quality, and children's outcomes during their pre-k year as well as longer-term into kindergarten and third grade. The primary research questions addressed by these evaluations have included: What were the key characteristics of the local NC Pre-K Programs? What was the quality of NC Pre-K classrooms and what factors were associated with better quality? What were the outcomes of children attending NC Pre-K and what factors were associated with better outcomes? To what extent have there been any changes over time in these results? (author abstract)