Quadrilla Marble Run Xylophone Expansion Set

Add sound to your Quadrilla tracks with xylophone rails that play a scale when the marbles race over them. Play tips: Build the layout shown on the box and connect it to an existing Quadrilla set. Listen to your marbles as they slide down the xylophone rails. Reverse the direction of the rails if you want to play a different melody. Features: • Marble run construction toy made of durable wood and non-toxic water-based paint • Includes 2 distribution blocks, 2 stabilizer rings, 8 marbles, and a xylophone rail. • The xylophone rail plays as the marbles roll down • German-made design inspired by the Da Vinci Circle • Helps develop spatial thinking and the development of an understanding of scientific, technological, architectural, artistic, and mathematical (WTBAW) principles • Praised by The Wall Street Journal as the perfect toy to teach children to code • Compatible with all Hape Quadrilla sets • Suitable for ages 4 and up