This study was motivated by the fact their most Class V students of SDN 003 Pasir Bongkal Kecamatan Sei Lala did not master the subject matter IPS has learned. The problem of this research is "Does the implementation of cooperative learning model investigation group (GI) can improve learning outcomes IPS Student Class V SDN 003 Pasir Bongkal Kecamatan Sei Lala?". This study aims to improve lear…