*36%*:**Students' difficulties with equations involving circuit elements***36%*:**Characterizing student use of differential resources in physics integration problems***33%*:**Some aspects of students' conceptions and difficulties about differentials***32%*:**Students as Co-creators: the Development of Student Learning Networks in PeerWise***32%*:**Student Understanding of Differentials in Introductory Physics***32%*:**Probing Student Ability to Construct Reasoning Chains: A New Methodology***31%*:**Teaching Students Problem Solving in Introductory Physics: Forming an Initial Hypothesis of Instructors' Beliefs***31%*:**Students Learning Problem Solving in Introductory Physics - Forming an Initial Hypothesis of Instructors' Beliefs***31%*:**Assessing students' ability to solve introductory physics problems using integrals in symbolic and graphical representations***31%*:**Do perceptually salient elements in physics problems influence students' eye movements and answer choices?***30%*:**"After I gave students their prior knowledge" Pre-service teachers' conceptions of student prior knowledge***30%*:**Relationship between students' conceptual knowledge and study strategies-part I: student learning in physics***30%*:**Student Learning In Upper-Level Thermal Physics: Comparisons And Contrasts With Students In Introductory Courses***30%*:**Introducing students to the culture of physics: Explicating elements of the hidden curriculum***28%*:**Helping students develop an understanding of Archimedes' principle. I. Research on student understanding***28%*:**Observations on student difficulties with mathematics in upper-division electricity and magnetism***28%*:**Student Reasoning about the Divergence of a Vector Field***28%*:**Student Ideas around Vector Decomposition in the Upper Division***27%*:**Improving studentsâ€™ understanding of quantum measurement. I. Investigation of difficulties**