In this Aug. 26, 2018, photo, a Rohingya refugee girl stands by a fence at Kutupalong refugee camp, Bangladesh. More than half a million Rohingya children live in the congested camps. They rely on 1,200 learning centers set up by aid organizations that can???t accommodate everyone and only offer classes up to a 5th-grade level. (AP Photo/Altaf Qadri), APTOPIX