“…Oriented rather to virtual laboratories, but with immediate easy applications to activities in real laboratories, we can mention about not webCorrespondence to A. Pejuan (arcadi.pejuan@upc.edu). based software [29][30][31][32], and about web-based software [33][34][35]. Finally, there are many software learning tools fully oriented to virtual laboratories, but they can be also useful for complementing real-laboratory activities; for example [36][37][38][39][40][41], which are not web-based (although [37,40] are available through the Internet), as well as [10,17,42,43], web-based.…”