Pocket Soroban

Soroban is a Japanese abacus, that helps for kids in calculations. This is a pocket version. I designed the rods so that the beads do not fall down if you hold it in your hand.

Very useful fidget toys in a keychain, when use a [carabiner](https://www.thingiverse.com/search?q=carabiner&sa=&dwh=8759f1ee3e69787) on top ring

This thing was made with Tinkercad. Edit it online https://www.tinkercad.com/things/fUUGUOAFjHb