Traditional Meets Practical: A professional-grade 13-digit soroban abacus using centuries-old calculation methods, still employed today by merchants and clerks in parts of Asia. Montessori-Aligned Learning Tool: Perfect for teaching counting, addition, subtraction, and mental computation to children; an engaging, tactile way to reinforce math concepts. Sturdy & Sleek Design: Made from high-quality ABS plastic for long-term durability; Measures 9.7 x 3.2 x 0.1" (24.5 x 8 x 2.5cm) Portable and Power-Free: Weighing just 0.4 lb (0.2 kg), it's lightweight, travel-friendly, and energy-independent. Ideal for remote learning and everyday practice. Inclusive Educational Support: Recommended for visually impaired users as a tactile arithmetic aid; a trusted companion in both classroom and homeschool settings. Rediscover the timeless elegance of classical mathematics with this 13-column Japanese soroban abacus. Rooted in 14th-century calculation methods and trusted by generations, this compact tool bridges the gap between tradition and modern education. Whether you're enhancing your mental math skills, teaching number sense to young learners, or exploring tactile arithmetic as a visually impaired student, this abacus brings both precision and heritage into your hands. Crafted from durable ABS plastic and sized for portability, it offers a hands-on approach to math that encourages critical thinking, concentration, and cognitive development. Ideal for home, classroom, or on-the-go learning, it is a reliable tool for Montessori education, homeschooling, and beyond.