This exquisite and intelligent magnetic building set provides endless fun and learning opportunities for children. Designed to spark creativity and enhance STEM skills, this 145-piece marble run set allows kids to construct 3D structures, magnetic tracks, and rolling marble mazes through hands-on play. Key Features: ✅ Magnetic Building Sticks & Marble Run – Includes high-quality magnetic rods, steel balls, and interlocking blocks for constructing customizable 3D tracks. ✅ STEM Learning Toy – Encourages problem-solving, logical thinking, and engineering skills while promoting fine motor development. ✅ Safe & Durable Materials – Made from non-toxic, child-safe ABS plastic with smooth edges for worry-free play. ✅ Vibrant & Attractive Colors – Bright, engaging hues keep kids entertained while stimulating visual perception. ✅ DIY Creativity & Open-Ended Play – Kids can follow the included step-by-step guide or invent their own marble run designs. ✅ Ideal Gift for Ages 4+ – Perfect for birthdays, holidays, or educational playtime.