This light-up, interactive tray and stylus set engages multiple senses for a totally tactile learning experience. Children can practice letter and number formation. It encourages independent learning, and develops fine motor skills. This is a perfect tactile and sensory toy. Screen free learning. Includes LED sand tracing tray with lid, 18 double-sided cards featuring letters and numbers, stylus pen with rake tool, and 12 oz of sand. The LED light requires 2 AAA batteries, not included. Ages 3 to 6