3. JClic is developed in the Java platform, is a free software project and works in different environments and operating systems .

13. Graphical environments, «skin», BMP, GIF, JPG y PNG. WAV, MP3, AVI, MPEG, QuickTime y Flash 2.0, amongst others, as well as animated GIFs. Sound effects for the different activities. Shapers , visual improvements. New characteristics like maximum time, maximum attempts, order resolution, memory activities with two blocks of content, etc.