The dominant PDS models described in research literature are all based upon the pairing of traditional, college-based teacher education programs with traditional public schools. Though these PDS models have proven very successful in such contexts, there is significant question as to whether they can be successful when comprised of nontraditional…

Since 2002, the PhET Interactive Simulations project at the University of Colorado has been working to provide learning tools for students and teachers. The project has developed over 85 interactive simulations--or sims--for teaching and learning science. Although these sims can be used in a variety of ways, they are specifically designed to make…

Two experiments explored the benefits to retention and transfer conferred by mental practice. During familiarization, participants typed 4-digit numbers and took an immediate typing test on both old and new numbers. Participants then typed old 4-digit numbers, either physically or mentally, with either a different response configuration or the…