There's a blackboar on the wall in front of the desks. Under the blackboard is a whiteboard.
There's a computer on every desk.
There's a piano next to the window. There are two chairs by the desk next to the piano. In the corner there is a cabinet. There is a small notebook on the test near the piano. There is a stereo on the desk near the blackboard. There is also a small book on the first desk near the blackboard. On the second desk, behind the first, there are pencils and pens and a notebook. John has a beautiful classroom.