Standish, N. ., R. . Christensen, G. . Knezek, W. . Kjellstrom, and E. . Bredder. “The Effects of an Engineering Design Module on Student Learning in a Middle School Science Classroom”. International Journal of Learning, Teaching and Educational Research, vol. 15, no. 6, May 2016, pp. 156-74, https://ijlter.net/index.php/ijlter/article/view/929.