Physics education through computational tools: the case of geometrical and physical optics This article has been downloaded from IOPscience. Please scroll down to see the full text article. 2013 Phys. Educ. 48 621 (http://iopscience.iop.org/0031-9120/48/5/621) Download details: IP Address: 137.138.139.20 The article was downloaded on 23/08/2013 at 15:16 Please note that terms and conditions apply. View the table of contents for this issue, or go to the journal homepage for more Home Search Collections Journals About Contact us My IOPscience