*81%*:**Paradigms in Physics: Quantum Mechanics Activities***60%*:**Paradigms in Physics: E&M Activities***60%*:**Paradigms in Physics: Thermodynamics & Statistical Mechanics Activities***60%*:**Paradigms in Physics: Thermo/Stat Mech Activities***47%*:**Paradigms in Physics E&M: Total Charge***45%*:**Paradigms in Physics E&M: Acting Out Charge Densities***45%*:**Paradigms in Physics Quantum: Projection Operators***44%*:**Quantum mechanics for everyone: Hands-on activities integrated with technology***43%*:**Improving Students' Understanding of Quantum Mechanics***43%*:**Interactive Learning Tutorials on Quantum Mechanics***40%*:**Making Quantum Mechanics Visual and Interactive***38%*:**Improving Students' Understanding of Quantum Mechanics***38%*:**A new multimedia resource for teaching quantum mechanics concepts***38%*:**Tutorials in Physics: Quantum Mechanics***38%*:**Developing and Assessing Research-Based Tools for Teaching Quantum Mechanics and Thermodynamics***36%*:**Student Understanding of the Correlation between Hands- on Activities and Computer Visualizations of NMR/MRI***36%*:**Optimization of Simulations and Activities for a New Introductory Quantum Mechanics Curriculum***36%*:**SEI: Modern Physics - Course Structure and Quantum Learning Goals***36%*:**Design Principles to Support Physics and Engineering Learning in Complementary Classrooms and Field Trip Activities**