Political Report of the 11th National Congress of the Communist Party of Vietnam clearly stated "fundamental and comprehensive innovation in education in the direction of standardization, modernization, socialization, etc." under the motto of "a learner- centered perspective". From which, it is a necessary requirement to change teaching and learning methods in order to promote students' positive, initiative and creative aspects. The teaching method under contracts is one of the methods applying teaching perspective differentiating, emphasizing the mastery role of students in teaching. Teaching and learning under the contract is an organizing method of the learning environment in which each student is assigned to complete a package contract of different tasks within a certain time period. A mind map launched is a technique of teaching and as a powerful mean, to take advantage of recorded ability of images of the brain. By using the schemata, the overall of the issue is shown in the form of an image in which the subjects are related to each other by interconnected lines. With this way, the data is remembered and recognized more easily and quickly, this provides high efficiency in teaching and learning.