The document discusses the necessary factors for successful preschool education implementation and analyzes case studies from Brazil, Kenya, Bangladesh, and Ghana. It finds that political stability, national healthcare systems, and urbanization help enable early childhood care and development by providing for children's cognitive, physical, and social development. Preschool enrollment and education completion rates vary significantly between the countries studied. The document also examines Burundi's socioeconomic challenges and proposes areas of development like primary education, healthcare, and early childhood education programs to boost human capital formation over the short- and long-term.