This study intended to increase the mastery of the learning competencies among the Grade Two Pupils in Araling Panlipunan (AP) utilizing Contextualized Teaching and Learning (CTL) Approach. Specifically, it attempted to describe the perspectives of Grade Two public elementary school teachers in utilizing CTL Approach in AP, to develop lesson guide (LG) and learning material (LM) for Grade Two, to find out the significant difference in the mastery of the learning competencies in AP before and after utilizing CTL Approach and to examine the connection between the qualitative and qualitative results. It employed sequential exploratory mixed method design. In qualitative phase, there were 12 participants composed of all Grade Two public school teachers. In quantitative phase, the respondents were 24 Grade Two pupils. The researcher conducted personal interview to describe the perspectives on CTL Approach. Then, LG and LM utilizing CTL Approach was developed. Pretest/posttest was used to find the significant difference on the mastery of the learning competencies in AP before and after utilizing CTL Approach. The result shows that the participants have philosophical (theoretical roots, definitions, and characteristics) and implementation perspectives (implications and strategies). LG and LM are developed and utilize and the significant difference between the mastery of the learning competencies are determined. It concluded that the participants are willing to utilized CTL Approach, the LG and LM are ready for improvement and test for effectiveness. The (CTL) Approach is useful to increase the mastery in learning competencies in Araling Panlipunan.