Abstract: A portable desk with a substantial storage area and a stable work surface is provide. A rigid box member has a front wall with a height less than a height of a back wall. A pair of side walls extend between the front wall and the back wall. At least one of the side walls has an elongated elastic strip affixed to its inner periphery at spatially positioned intervals. At least one of the side walls has a flexible enclosure demountably affixed to its outer periphery. A bottom portion of the box member has a plurality of strips of spatially positioned hook and loop fabric fasteners affixed to an inner surface thereof. The bottom portion has a slip resistant outer surface thereof to prevent the desk from slipping off of a user's lap. A rigid lid member is rotatably coupled to the back wall of the box member. The lid member has a groove extending across the width of an outer surface thereof. The groove is dimensioned to hold a writing instrument.