: Increasing Student Activity In Natural Sciences Learning Method Using Group . This study aims to determine Increased physical activity , mental activity and emotional activity Siwa in science learning using group work method in the fourth grade students of SDN 08 Estuary Pawan Ketapang? The method used is descriptive method using a qualitative approach . This study was conducted in three cycles with results indicate that students in science learning activities using group work on fourth grade students of SDN 08 Estuary Pawan 37.26 % of the base line to the third cycle of 73.04 % has increased by 35.78 % category enough . Referring to the objectives of this study ( 1 ) Physical activity students 39.71 % of the base line to the third cycle of 76.47 % at 36.76 % increase enough categories , (2 ) the mental activity of students from the base line of 42.65 to third cycle of 76.47 % 33.82 % increase enough categories , (3 ) emotional activity for students from the base line to the third cycle 29.41 . Activities students in learning science by using group work berpengruh greatly to the high class IV student learning outcomes SDN 08 Estuary Pawan Ketapang
