The life and activities of every man in the transitional period from the second to the third millennium has been characterized by huge changes that resulted from scientific and technological revolution in which dominates a highly developed IT-Communicational Technology. This paper concludes that to attain IT-literacy and computer literacy would mean to have a capacity to monitor changes and contribute to the development of the IT of the Republic of Croatia. Every individual, and especially those who deal in education and training should invest into their education on a lifetime basis, as, otherwise they might, instead of playing an active role, become only passive bystanders that act as "brakes" in guiding and directing the young (children, students) in their life-cycle curriculum. (Contains 2 graphic charts and 18 endnotes.) [Abstract modified to meet ERIC guidelines.]