National Research Council, 2012. A Framework for K-12 Science Education: Practices, Crosscutting Concept, and Core Ideas. Committee on New Science Education Standards, Board on Science Education, Division of Behavioral and Social Science and Education. Washington, DC: National Academy Press.
Vasquez, J.A., Sneider, C., and Comer, M. (2013). STEM Lesson Essentials: Integrating Science, Technology, Engineering, and Mathematics. Portsmouth, NH: Heinemann.