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17 Digit Rods Standard Abacus Soroban Chinese Japanese Calculator Counting Tool 10.5"

17 Digit Rods Standard Abacus Soroban Chinese Japanese Calculator Counting Tool 10.5"
- 17 digit professional soroban style abacus with plastic frame, both practical and educational. (Instruction not included)
- The abacus was a calculator invented sometime between 1000 BC and 500 BC in China, often constructed as a wooden frame with beads sliding on wires. It was in use centuries before the adoption of the written Hindu-Arabic numeral system and is still widely used by merchants and clerks in China, Japan, Africa and elsewhere
- The abacus is also widely used in teaching counting and mathematics. This standard set is perfect for practical use as well as teaching children
- Measures 10.5" x 2.5" x 0.75" (26.7cm x 6.5cm x 1.5cm)
- Beads Number: 5 Beads Per Row x 17 Rows
Country USA
Brand THY COLLECTIBLES
Manufacturer THY TRADING
Binding Unknown Binding
ItemPartNumber ABC-138-17
Model ABC-138-17
Color multi-colored
Size Small
UPCs 689913718204
EANs 0689913718204
ReleaseDate 0000-00-00

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