 Many scientific puzzles are brought to students' attention as their professors tend to discuss scientific problems and ideas freely among themselves and students, mixing regular lessons with contemporary scientific ideas, puzzles, and projects they work on.MGB teachers usually collaborate on international scientific programs and, from time to time, publish specialized textbooks for use in Mathematical Gymnasium.Most of the textbooks in mathematics and ICT, and all of the textbooks in physics, used in elementary and high schools in Serbia, are written by professor of Mathematical Grammar School.