Books
Kostelnik, M., Soderman, A., Whiren, A., & Ruppier, M. (2015). Developmentally appropriate curriculum: Best practices in early childhood education. Upper Saddle River, NJ: Pearson.
Online Resources
Developmentally Appropriate Practice: Position Statement | National Association for the Education of Young Children (NAEYC)
Texas Pre-K Guidelines | Texas Education Agency