Yellow Mountain Imports Vintage Wood Soroban Abacus 17 Column 35.3 cm (13.9 in) | Educational Math Tool

• Timeless Reliability: A calculator in its classical form, the abacus/soroban features a system used before written numerals, and is still used in parts of the world by merchants, traders, and clerks
• An Ideal Montessori Math Tool: Make math practice more effective; Using an abacus as a math manipulative is a great way to teach kids how to count, equate and compute mentally
• Classically Crafted Wooden Set: This 17-digit professional wooden soroban abacus comes with a mechanical reset button; It measures 13.9 x 3.7 x 1 inches (35.3 x 9.5 x 2.7 centimeters) and weighs 1lb (0.45kg); Beads are made from quality ABS plastic and secured on metal rods
• Non-Marring Anti-Skid Rubber Feet: Keeps the abacus from sliding around while in use and protects your table surface
• Arithmetic Education Must-Have: Manipulative tools such as this abacus is an important teaching supplement for your grade-schoolers' education; It can be used in teaching number concepts in remote learning or homeschooling settings; Abacuses are also a proven useful learning device for the visually impaired

• Understand Bead Representation — Each rod represents a place value (ones, tens, hundreds, etc.). Beads on the lower deck typically represent 1 unit each, while the single bead on the upper deck represents 5 units.
• Perform Calculations — Move beads towards the center rod to represent numbers. Addition involves moving beads towards the center; subtraction involves moving them away. Use the mechanical reset button to clear beads quickly.
• Practice and Develop Mental Math — Regular practice with the abacus helps build mental calculation skills. Aim to visualize the beads and perform calculations mentally, using the abacus as a support tool.

Typical situations where Yellow Mountain Imports Vintage Wood Soroban Abacus 17 Column 35.3 cm (13.9 in) | Educational Math Tool helps — illustrative scenarios, not customer reviews.