Abacus is a traditional and simple calculation tool that is the invention of wisdom. Abacus calculation is convenient and quick, so it is widely used by people in many countries.
●Abacus can be used for high-speed multiplication, division, addition, subtraction, square and cubic roots.
● Each bead is round and smooth, and the beautiful sound of the beads moves stimulates the childs strong interest in learning.
Cultivate and improve the ability of mutation ●
Vintage hard wood beads arithmetic abacus, 2 beads on each metal bar on the upper deck, and 5 beads underneath.
● Popular business gift.
Abacus Parameter:
- Material: Mahogany Redwood + Copper/Mahogany Ebony + Copper
- Color: As shown
- Size: 15.5 * 6 * 1cm (6 * 2.3 * 0.39 inch)
Package Includes:
1 piece abacus in accessories and shakeproof packaging
★Tips:
♥We usually ship it within 1-3 days. Our delivery time is about 7-15 business days, thank you for your patience.
♥We sell abacus and other accessories in the picture are only for showing.
Various shooting tools may cause slight chromatic aberration ♥, please refer to the actual product you receive.
♥ Different measurement methods: 1-2 10cm size error may cause slight measurement errors, please understand.
♥Other popular products can be obtained by clicking the related link in the store. If you have any questions, please feel free to contact us. Wish you a happy shopping.