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The szzijia15 Digits Column Abacus is a 15-digit Soroban-style abacus designed for rapid calculations. Made with a durable plastic frame and eco-friendly bamboo rods, this user-friendly learning aid is perfect for enhancing math skills in educational settings or at home.
ترست بايلوت
منذ أسبوعين
منذ شهرين
منذ 4 أيام
منذ 3 أسابيع