Does Head Start work? The debate over the Head Start Impact Study, explained

Early Education and Adult Health: Age 37 Impacts and Economic Benefits of the Child-Parent Center Preschool Program, Journal of Benefit-Cost Analysis

PDF] The Long-Term Impact of the Head Start Program

Later School Start Times More Popular, But What Are the Drawbacks?

Strengthening Early Childhood Health, Housing, Education, and Economic Well-Being Through Holistic Public Policy - Center for American Progress

When can we blame climate change? The tricky science of attribution

Head Start's long-run impacts on human capital and labour-market outcomes

Frontiers Learning Through Play at School – A Framework for Policy and Practice

Head Start Programs Have Significant Benefits for Children at the Bottom of the Skill Distribution - Center for Poverty and Inequality Research

Massive open online course - Wikipedia

Early Education and Adult Health: Age 37 Impacts and Economic Benefits of the Child-Parent Center Preschool Program, Journal of Benefit-Cost Analysis

Education - The Hamilton Project