"Explore the Power of Simulations in STEM classrooms" Gizmos are a perfect solution for schools looking for ways to enhance STEM curriculum and build 21st century skills for students. ExploreLearning Gizmos help teachers take advantage of research-proven instructional strategies and let students of all ability levels develop deep conceptual understanding. Teachers can supplement and enhance instruction with powerful interactive visualizations of science and mathematics concepts. Students can manipulate key variables, generate and test hypotheses, and engage in extensive “what-if” experimentation.