Abakus-Werkzeug: It is not only a professional tool but also an educational resource. It is commonly used for teaching counting and mathematics. 17-digit: Professional abacus-style counting slider with a reset button. Abakus design: Each column has one bead on the top and four beads on the bottom. With this abacus, numbers and calculations are easy to understand and visually represented. Indispensable for math instruction: A valuable classroom supplement for teaching and practicing arithmetic. Benefits at a glance: - Visual, hands-on learning of numbers, place value, and arithmetic. - Quick reset button enables rapid start on new problems. - Clear representation of operations for students and instructors. Use scenarios: - In-class demonstrations of counting, addition, subtraction, and place value. - One-on-one tutoring or after-school sessions to reinforce arithmetic skills. - Home practice for early numeracy and math confidence.