Grapat Nest RingsGrapat 24 Wooden Nest Rings come in four different sizes and in 6 colours. Each of the 6 rainbow colour sets contains 4 rings in a gradient of its hue, from brighter to lighter shade. The 24 rings are an open ended exploratory wooden toy, whereby the child is invited to discover and experiment with these loose parts. This heuristic game can be used to string, stack, hide, fill and roll. Or use the rings as a place in which to colour sort, group and