Korado Korlevic is the leader of educational activities at the Visnjan Observatory. With more than 20 years of experience in the field of education, he is currently working on the problematic of gifted child's motivation. Astronomy, computer science and especially the Internet are being used as part of this research. Motivated by the problem of bright fireballs and the analysis of the 1908 Tunguska asteroid explosion samples, he initiated the work on asteroids and comets astrometry at the Visnjan Observatory. In 1995. Mr. Korlevic with associates made the first discovery of an asteroid from Croatia, and in the 1999 he discovered the first NEO (Near Earth Object) from Croatia. Currently, Korado Korlevic edits the "Nebeske krijesnice" newsletter. He is a referee for journals specialized in small bodies of the Solar System and impact topics. He authored or co-authored a number of articles on NEO astrometry, astronomical instruments, meteor observations, micrometeorite analysis, optimizations of the asteroid and comets astrometry and methods of creative thinking.