The image shows two young children, a boy and a girl, sitting at a table in a classroom. They are working on a wooden structure that appears to be a catapult or a catapult. The boy is holding the top of the catapult with both hands and is looking intently at it. The girl is standing next to him, also looking at the catapult. On the table in front of them, there is a red tray with various wooden pieces and tools scattered around. In the background, there are other children's desks and a chalkboard with Chinese characters on it.