Set consists of a box with red, yellow and a blue circle printed on it, 3 coloured knit balls on strings, two stakes and a wooden slat with dowels. A rack is built on the box using the stakes and the wooden slat and the 3 knit balls are hung from it. The toddler needs to match the right knit ball to be hung with the colour printed on the box. Improves hand-eye coordination, recognition of colour and correlation between the 2D and 3D shapes