1.Soroban style abacus, great for rapid calculation. This abacus is encased in a durable plastic frame and suspended with bamboo rods. It is a user-friendly abacus / soroban which is highly recommended for use in any math abacus / soroban course.
2.Traditional arithmetic abacus, a classic tool that is still fully functional.
3.13 bamboo rods, with 1 bead above and 4 beads below on each rod.
4.Well made plastic frame and beads.
5.A nice tool for kids' early mathematic education.
6.Can be used as classical calculator in office, education tool for teacher or a gift for abacus collectors.
Package Include: 1x 13 Digits Plastic Abacus
Notes:
The product may have an error of 1-2cm,and the color may look a little different from the picture,pls understand.
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