The utility model discloses a cubic toy. The device comprises a cube, a base and moving blocks, the cube is formed by splicing a first panel, a second panel, a third panel, a fourth panel, a fifth panel and a sixth panel and is fixed through steel nails. The first panel is provided with a first rail, and one end of the first rail is provided with a first circular hole. The second panel is providedwith a second rail, a second circular hole is formed in one end of the second rail, the third panel is provided with a third rail, a third circular hole is formed in one end of the third rail, the fourth panel is provided with a fourth rail, and a fourth circular hole is formed in one end of the fourth rail. The toy has the advantages that the moving blocks in three different shapes can move on the rails in different shapes on the six faces of the cube to be spliced into different patterns, the six faces can be spliced, six children can play with the toy at the same time, the rails are different from one another, the variety of changes is wide, and the playability is high.