In instructional settings, evolution and natural selection are challenging concepts to teach, due to the fact that these topics are difficult to observe in the laboratory or lecture hall. In the past few years, Avida-ED has emerged as an innovative tool for teaching evolutionary principles. It allows students to directly observe effects of…

Today's high school students and biology teachers alike face challenges arising from constantly-changing environments. From global warming to species reduction to energy policy, the issues the students will face will have immediate and long-lasting implications. At the same time, biology teachers are charged with achieving legislated standards,…