Spark creativity with the Contixo 110-Piece Light-Up Magnetic Marble Run Set for kids ages 3 and up. This exciting Stem construction toy combines colorful magnetic tiles, glow-in-the-dark marbles, and Led light-up pieces to create endless marble runs, towers, tracks, and 3D structures. Children develop problem-solving, spatial reasoning, creativity, and fine motor skills as they build and experiment with different designs. Strong magnets provide secure connections for stable creations, while smooth edges and durable construction make the pieces comfortable and easy for little hands to use. Perfect for independent or group activities, this educational building set encourages teamwork, imagination, and hands-on learning. A convenient storage bin keeps every piece organized for easy cleanup, making it a great gift for birthdays, holidays, and everyday play.