The image shows three young boys standing in front of a blackboard in a classroom. They are all smiling and holding green toy guns in their hands. The boy on the left is wearing a blue t-shirt, khaki shorts, and white sneakers, the boy in the middle is wearing red t-shirts, and the boy next to him is wearing black shorts and a yellow shirt. All three boys are wearing lanyards around their necks. The blackboard behind them has Chinese characters written on it, and there are various tools and materials scattered on the floor.