References
- Education Commission of the States (ECS). 2014. Science in the early years. The Progress of Education Reform 15 (2): 1–6. www.ecs.org/clearinghouse/01/12/88/11288.pdf.
- Gopnik, A. 2009. The philosophical baby. 1st ed. New York: Farrar, Straus and Giroux.
- McClure, E.R., L. Guernsey, D.H. Clements, S.N. Bales, J. Nichols, N. Kendall-Taylor, and M.H. Levine. 2017. STEM starts early: Grounding science, technology, engineering, and math education in early childhood. New York: The Joan Ganz Cooney Center at Sesame Workshop. http://www.joanganzcooneycenter.org/wp-content/uploads/2017/01/jgcc_stemstartsearly_final.pdf.
- Office of Head Start. https://www.acf.hhs.gov/ohs/about/head-start
- Munley, M.E. 2012. Early learning in museums: A review of literature. 1st ed. Wheaton, IL: MEM & Associates. https://www.si.edu/Content/SEEC/docs/mem%20literature%20review%20early%20learning%20in%20museums%20final%204%2012%202012.pdf.
- U.S. Department of Health and Human Services and Administration for Children and Families (HHS and ACF). 2015. Head Start early learning outcomes framework: Ages birth to five. 1st ed. Washington, DC: HHS. http://bit.ly/2xDH2ap.
- U.S. Department of Health and Human Services, Administration for Children and Families, and Office of Head Start (HHS, ACF, and OHS). 2011. PFCE framework. Early Childhood Knowledge and Learning Center. http://bit.ly/2fwYR4H.