Practical small desk of dormitory bed

The invention discloses a practical small desk of a dormitory bed, belonging to furniture. The practical small desk comprises a desktop and a bracket, wherein the desktop is of a rectangular shape, a anti-slip rubber layer is arranged on the lower surface of the desktop, a hook is arranged at the center of the short edge of the desktop, the bracket is fixed with a bedside by a screw, can be folded and is formed by connecting a plurality of trapezoid legs, and the bottom of each adjacent trapezoid leg is connected by a rotation shaft. In the practical small desk of the dormitory bed, the small desk is designed on the bedside, can be folded when not in use, does not occupy space, and is convenient and practical.