Modeling is one of the scientific practices featured in the "Next Generation Science Standards" ("NGSS") (Achieve Inc. 2013). This practice is central to the work of science because modeling activities can prompt new questions for investigation, which, in turn, can lead to evidence and information that can be incorporated into…

In the United States and many other countries there is a growing emphasis on science, technology, engineering and mathematics (STEM) education that is expanding the number of both in-school and out-of-school instructional programs targeting important STEM outcomes. As instructional leaders increasingly train teachers and facilitators to undertake…

The "new biology" of the 21st century is increasingly dependent on mathematics, and preparing high school students to have both strong science and math skills has created major challenges for both disciplines. Researchers and educators in biology and mathematics have been working long hours on a project to create high school teaching modules…