TY - JOUR AU - TI - PhET: Simulations That Enhance Learning JF - Science DO - 10.1126/science.1161948 DA - 2008-10-31 UR - https://www.deepdyve.com/lp/unpaywall/phet-simulations-that-enhance-learning-78NJO6YFYX DP - DeepDyve ER -