The exponential development of science in recent times makes it easy for formal education to become outdated. In many cases, school curricula have not adapted to those changes fast enough. Informal education events play important roles in bringing science discoveries and science in general to youths and prospective scientists as well as to wide audiences of all generations. Keeping in mind the influences that geoscience has, from purely scientific to social and political, which impact every person on this planet, lifelong informal geoscience education is important. Different ways of informal geoscience represent best-practice examples from science promotional events in Serbia in the past five years.