The image shows two young girls standing in front of a blackboard in a classroom. The blackboard is green and has Chinese characters written on it in white chalk. The girl on the left is wearing a blue and white floral dress and is holding a white chalk in her hand. She is also wearing a green lanyard around her neck and is smiling at the camera. On the right side of the blackboard, there is a diagram of a tree with arrows pointing in different directions. The diagram appears to be a mathematical equation or equation written in Chinese characters.