Abstract: The present invention provides a toy house with cube joint which comprises a roof and a house body, of which the house body is formed by a number of roots, wherein there are some holes for the purpose of forming the roof and house body, of which the holes can connect with the holes of other roots perpendicularly by putting a wood screw into the corresponding holes on two roots. There are connecting holes spreading systematically on each root. A root can be connected with adjacent root or additional facilities by putting a cross nut into the connecting holes with the corresponding holes of adjacent root or additional facilities, and then insert two special fasteners to the corresponding perpendicular holes, the cross nut and the special fasteners (specially designed connectors) will integrate together and the roots and facilities can be connected accordingly. The present invention provides a toy house with cube joint as an enhancement.