In recent years, especially in the last 5-10 years, parents started to draw more attention to the education of their heirs. Due to the dynamic changes in technologies, the system of education, world priorities throughout the world, people try to be faster than the time- they are always in hurry. That is why most parents send their offspring to study at school from early youth. And studying at school undeniably implies going through the meticulous process of learning and passing exams.