This large rainbow block set consists of 6 pieces, each consisting of a different size which encourages children to stack them one on top of the other using their cognitive skills. This set is a versatile construction and stacking addition to any play space. Stacking stimulates reasoning which is essential for problem solving. It also offers endless open-ended opportunities for children to explore their imagination. Imaginative play is when children enact an event or experience in their life that they have come across or found interesting. Approx dimensions of product: measuring 29x15x3.5cms together. Weight: 0.85kgs. Recommended age: 2+