Several African children looking toward the blackboard in school , while two look back toward the camera .
It is highly likely that some children are eagerly waiting for the lesson to start , while some other children are doing other things .
It is highly likely that some children are eagerly waiting for the lesson to start , while some other children are doing other things .
It is unlikely that some children are eagerly waiting for the lesson to start , while some other children are doing other things .
Some children are eagerly waiting for the lesson to start , while some other children are doing other things .