Belloni, W. Christian, and A. J. Cox, "Teaching Qualitative Energy-eigenfunction Shape with Physlets," The Physics Teacher 45, 488-491 (2007). M. Dancy, W. Christian, and M. Belloni, "Teaching with Physlets: Examples from Optics," The Physics Teacher 40, 494 (2002). W. Christian and M. Belloni, "Physlets: Teaching Physics with Interactive Curricular Material," Prentice Hall (2000). External links Official website of Physlets Website of Physlet Physics 3E on ComPADRE Website of Physlet Quantum Physics 3E on ComPADRE Physics websites Educational software