A portable, convertible, and modular lap desk for use with various types of electronic devices. In some cases, the lap desk may be configured with extendible legs to provide a plurality of adjustable height positions. For instance, the legs may include a closed position, a partially extended position, and a fully extended position for use in different situations. The lap desk may also include on board power supplies, various compartments for storing the electronic devices and on boarding cabling and cable routing to more efficiently organize and couple multiple devices.