It can be mainly placed by the window. When there is sunshine, it can be lit from the side to facilitate learning to read and write. Try not to place it at an angle facing the sun, as it will be dazzling. The angle at which sunlight can shine in most of the time is around the 45° table angle. There's nothing else. It should be ventilated, dry and relatively quiet. Don't use it in a room that is too narrow or has insufficient lighting. If it is too narrow, children will be nervous and restrained when studying, and if it is too dark, they will easily become dizzy. The height of the table is such that the arms are naturally placed on the table, with the elbows not lower than the wrists; the height of the stool is such that the thighs and knees are flat at 90°, but not too high or too low. Generally speaking, it is best to place the table in a place facing the rising sun; when you study during the day, you can see the rising sun, and people's mood is easily affected subtly. They will be more energetic and have sufficient yang energy to make it easier to concentrate on studying. Of course, this is just the opinion of ordinary people, you can refer to it.