Ulmer, J. D., Velez, J. J., Lambert, M. D., Thompson, G. W., Burris, S., & Witt, P. A. (2013). Exploring Science Teaching Efficacy of CASE Curriculum Teachers: A Post-Then-Pre Assessment. Journal of Agricultural Education, 54(4), 121–133. https://doi.org/10.5032/jae.2013.04121