*31%*:**Towards an Understanding of How Students Use Representations In Physics Problem Solving***31%*:**Charge in Magnetic Field Model***29%*:**Magnetic Force Three Wires Model***29%*:**Students’ understanding of dot product as a projection in no-context, work and electric flux problems***27%*:**Magnetic Field from Loops Model***26%*:**Exploratorium: Snacks About Magnetism - Circles of Magnetism I***26%*:**Exploratorium: Snacks about Magnetism - Cirlces of Magnetism IV***26%*:**Context Rich Problems Online Archives: Magnetic Force and Field Problems***24%*:**Upper-division students' difficulties with Ampère's law***24%*:**Changes in students’ problem-solving strategies in a course that includes context-rich, multifaceted problems***24%*:**SEI: Junior E&M I Course Materials - Magnetostatics***24%*:**PhET Simulation: Magnets and Electromagnets***24%*:**PhET Teacher Ideas & Activities: Magnets-Introduction***24%*:**Investigating graphical representations of slope and derivative without a physics context***23%*:**Do students use and understand free-body diagrams?***23%*:**Student difficulties with quantum states while translating state vectors in Dirac notation to wave functions in position and momentum representations***23%*:**The Use of Multiple Representations and Visualizations in Student Learning of Introductory Physics: An Example from Work and Energy***23%*:**Boston University Physics Applets: Magnetic Field Demonstration 2***23%*:**Ejs Three Current-Carrying Wires Model**