Children love picking up stones when they're out for a walk or in the playground!. This set of pebbles will be hard for children to put down as they engage with their textured and tactile surfaces. Encourage early counting, sorting and pattern-making skills. Develop fine motor skills and hand-eye co-ordination. Promote classification of products by shape, colour and texture. Threading Pebbles. Includes 16 threading pebbles and two laces. Four different shapes, shades and textures. Pebbles measure 40mm. Made from a stone/resin mix. Age Suitability: 2 Years +.