Another equally effective way of self-study is to learn through exercises. Doing exercises helps us to consolidate the learned knowledge, grasp the nature of the problem. Moreover, self-study through exercises also helps us to be more creative in how to solve exercises in a way that is short, concise, concise and easy to understand. Therefore, there are many different types of lessons to help students master and create the knowledge they have learned. Another effective way to learn is by memorizing. This way of learning is not rote learning, when learning to understand what you are learning? What is its content like?Only memorization helps us remember longer, not to be forgotten. But rote memorization must also have a method of learning how to memorize, cross out important ideas that you learn without having to memorize every dot and comma. Therefore, memorizing is also a way of self-study with high results. But whether you learn by any method, through books, newspapers or exercises, you must know how to apply it in real life. This helps us not to be far from reality, to apply the knowledge learned in daily life, to agricultural production, industry or a certain profession. When applied in practice, the knowledge will be thoroughly usedThe deepest and the most effective way to self-study is because it helps us not only master the knowledge provided but also discover many new problems that need to be solved by manipulations. synthesize: look up books, learn from experienced people, discuss with friends ... Therefore, self-study is a very important way of learning, if each person does not create a self-study habit, he or she will depend on what the teacher has taught him and more importantly will not mastering the post. Self-study will help us be active in learning, a path to creativity, arouse passion, explore new things.