This classroom activity uses Internet tools to help teach order of operations by critiquing adults' responses to a mathematical problem on Facebook®. Contributors to the iSTEM (Integrating Science, Technology, Engineering, and Mathematics) department share ideas and activities that stimulate student interest in the integrated fields of science, technology, engineering, and mathematics (STEM) in K–grade 6 classrooms.
Amanda G. Sawyer, sawyerag@jmu.edu, teaches elementary mathematics methods at James Madison University in Harrisonburg, Virginia. She is interested in teaching preservice and in-service elementary school teachers how to use Internet resources to elicit students' mathematical thinking.