The construction toys by plasticant mobilo® can be expanded at will. In order to include more children in the fun or to give the young engineers in nursery or kindergarten even more ideas and possibilities for their building projects. If you already own one or more plasticant mobilo® sets, the 26 supplementary pieces are the ideal addition to them. 26 geometric pieces including: 4 cubes, 8 rectangles, 4 squares, 4 angles, 6 triangles compatible with all plasticant mobilo® sets