Blood flow through the cardiovascular system is governed by the same physical rules that govern the flow of water through domestic plumbing. Using this analogy in a teaching laboratory, a model of the cardiovascular system constructed of pumps and pipes was used to demonstrate the basic interactions of pressure, flow, and resistance in a regulated…

School districts choose programs based on limited data, word of mouth, or cost-effectiveness. STEM-based schools often choose project-based learning (PBL) programs to deliver curricula through limited research and word of mouth effectiveness. This study evaluated one PBL program implementation in the context of a suburban Texas middle school by…

Project/problem-based learning (PBL) can provide an effective model for school reform when implemented with fidelity. In the report, "Rising Above the Gathering Storm," it was recommended that if the U.S. is to remain competitive in the 21st-century economy, there must be a serious effort to "enlarge the pipeline of students who are…

Demonstrations can be very effective at enhancing student learning and represent a mechanism for embedding laboratory experiences within a classroom setting. A key component to an effective demonstration is active student engagement throughout the entire process, leading to a guided laboratory experience in a lecture setting. Students are involved…

Undergraduate programs in the United States range from locally funded, two-year community colleges, to state and federally funded universities, as well as private, tuition-based institutions. Assumingly most programs attempt to facilitate a relevant and balanced curriculum that prepares students for the general and perhaps specific obstacles that…

For the thirty-third year, the Research and Theory Division of the Association for Educational Communications and Technology (AECT) is sponsoring the publication of these Proceedings. This is Volume #2 of the 33rd "Annual Proceedings of Selected Papers on the Practice of Educational Communications and Technology." This volume includes…