*35%*:**Symmetry and Gauss's Law Conceptual Evaluation***35%*:**Paradigms in Physics: Gauss's Law***34%*:**Gauss' Law - Point Charge***33%*:**Linear Charge Gauss's Law***33%*:**E&M Tutorial IV: Exploiting Gauss's Law to Find the Magnitude of the Electric Field***33%*:**E&M Tutorial V: Revisiting the Superposition Principle after Gauss' Law***33%*:**E&M Tutorial VI: Exploring symmetry to calculate the electric field using Gauss's Law***33%*:**Student understanding of Symmetry and Gauss's law***33%*:**Upper-division student understanding of Coulomb's law: Difficulties with continuous charge distributions***32%*:**Student understanding of symmetry and Gauss's law of electricity***30%*:**Improving Student Understanding of Coulomb's Law and Gauss's Law***29%*:**Student difficulties in translating between mathematical and graphical representations in introductory physics***28%*:**Students' Use of Symmetry with Gauss's Law***28%*:**Upper-division students' difficulties with Ampère's law***27%*:**SEI: Junior E&M I Course Materials - Student Difficulties***27%*:**Observations on student difficulties with mathematics in upper-division electricity and magnetism***23%*:**Student Difficulties in Understanding Probability in Quantum Mechanics***23%*:**Students' Difficulties with Quantum Measurement***23%*:**Students' Difficulties in Interpreting the Torque Vector in a Physical Situation**