This report describes the current state of the art in artificial intelligence (AI) and its potential impact for learning, teaching, and education. It provides conceptual foundations for well-informed policy-oriented work, research, and forward-looking activities that address the opportunities and challenges created by recent developments in AI.…

Summarizes school readiness and retention research issues, including youngest first graders' performance, entrance age policies, voluntary decisions to wait an extra year, assessment of children's readiness, and the negative effects of kindergarten and first-grade retention. Concludes that age disadvantages are seldom serious and usually disappear…