This study was designed to improve teacher's ability in teaching science and students' achievement at the third grade of Elementary School. It was conducted in SDN Dukuh Menanggal IV, Surabaya. The approach applied was classroom action research (CAR) consisting of planning, action, observation, and reflection stages. In this CAR, the learning through direct experience and learning cycle were implemented. The results revealed that the teacher's ability was improved so that the students' achievement in science was also improved.