Modules have been organised as follows:

	lessons (texts and images),
	tests with electronic feedback (texts, images and sounds),
	guided, semi-guided activities (texts, images) requiring tutor's support.

Anyone can use lessons and tests in a self-learning mode.

Teachers/trainers willing to make their own students perform the proposed guided and semi-guided activities

	can benefit from a database which collects the activities performed, (click here to enter the database and read how to use it)
	may provide tutorial support by means of e-mailing and/or developing a suitable communication environment (forum).