The purpose of this activity is to demonstrate science teaching and assessing what is learned via using concept maps. Concept mapping is a technique for visually representing the structure of information. Concept mapping allows students to understand the relationships between concepts of science by creating a visual map of the connections. Concept map have been used in science to promote meaningful learning and effective teaching. It can be used by students as a study tool or by teachers to evaluate students understanding of science and to enhance science teaching.