Abstract: A computer desk is composed of a desk top, a reference slide, an article tray, a stationery rack, a drawer, two legs, two leg-supporting bases, a cross rod, and a connection rod. The desk top, the reference slide, the article tray, the stationery rack, the drawer are supported by three sets of support frames. The legs are supported by the leg-supporting bases in conjunction with the connection rod and the cross rod. The legs are provided at a top end thereof with a fitting seat which is in turn provided with a through hole for receiving a curved tube for connecting two computer desks side by side. The curved tube is provided with a support board located between the two computer desks to provided an added work space.