In this paper, we present an activity to introduce the idea of public-key cryptography and to make pre-service STEM teachers explore fundamental informatics and mathematical concepts and methods. We follow the Theory of Didactical Situations within the Didactical Engineering methodology (both widely used in mathematics education research) to…

Over the past three years, California State University, Bakersfield received NSF funding to support hands-on explorations in "network security" and "cryptography" through Research Experience Vitalizing Science-University Program (REVS-UP). In addition to the summer bridge component, the grant included development of…

Describes four open-ended activities for students in grades 4-12 designed to encourage thought, discussion, and decision making in classes dealing with issues in ethics and technology. Provides teacher directions, describes activities, and outlines debriefing sessions for lessons in copyright infringement, network security, artificial…