These fantastic new sensory pebbles are sure to create excitement in the classroom and add a magical dimension to learning. Their ‘glow in the dark’ feature makes them ideal for use with dark dens and other sensory play materials. Made from a unique stone mix, each pebble is engraved and painted with a letter. They are robust enough to be used in a variety of environments, indoors and outside, day or night. Simply leave in sunlight to ‘recharge’. Includes 26 lowercase pebbles. Size: 4.8 – 5.2cm. Age 3 years+.