Student Teams Achievement Division is a cooperative learning model using small groups with a total membership of each group 4- 5 students heterogeneously. While the concept map is a way to demonstrate the concepts and propositions of a field of study. Map concept is a two-dimensional image of a field of study, or a part of the field of study. The learning model is expected to solve the problems of chemical subjects. Chemistry is the science of searching for answers to the question of what, why, and how natural phenomena pertaining to the composition, structure and properties, changes, dynamics, and energetics substances.
                        
                        
                        
                        
                            
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