 In this process it makes student learn how to solve a problem so in the future they will have a head fills with ways to solve any complicated questions.Darunsikkhalai School separates levels of students by their capability, not their ages, because it is believed that students cannot be judged by their ages, but they should be judged by their knowledge and the level of development of their brain each levels has different of requirements so higher will have more requirements, and details of work have to be more advanced.Three levels are