In the world of education today in preparing students to follow a competency an event must be properly fertilized. So that the results obtained will be maximum.
Moreover, the competencies that are followed not only solve the problem but there are forms that must present in front of the judges. The form that must be presented must be invested in the knowledge of students so that they have insight into the material to be contested.
The ways that are done are reading every material that will be competed then through sharing with friends and tutors to solve problems. And strengthens students' self-confidence by testing them with several questions to see reason for their ability to solve problems.