Mathematic as a basic skills subject should be taught at the elementary school levelin priority. This study aims to measure the effectiveness of the application ofdiscovery learning model to intensify the mathematics learning outcomes at the elementary school level. This research was ran at SD Negeri 1 Bandungan, Klaten Regency,Indonesia. The subjects of this study were the second grader students of SD Negeri 1 Bandungan, Klaten Regency,Indonesia as many as 24 students. To achieve the objectives of this research, the classroom action research was adapt which consists of planning, actuating, observing, and reflecting activities. The data collection technique was individual test which is carried out in the form of written exam

Discovery Learning, Intensifying, Learning Objective