Splicing toy

The invention relates to a splicing toy, which comprises a plurality of splicing blocks, each of the plurality of splicing blocks is in an irregular special shape, and the plurality of splicing blocks can be randomly spliced and combined to form a plurality of different three-dimensional structures; each of the plurality of splicing blocks is provided with a special-shaped body, the body of each of the plurality of splicing blocks extends towards the direction far away from the body to form a plurality of convex parts, and the plurality of convex parts extend towards different directions; each of the plurality of convex parts is provided with a smooth end surface; and a part of the plurality of convex parts are provided with grooves, the grooves are formed by recessing the end faces corresponding to the convex parts towards the body, and any two of the plurality of splicing blocks can be spliced or disassembled through the end faces. According to the educational toy, a closed shape can be formed in different