Welcome to
On Feet Nation
Get the best service for abacus training from Mastermindabacus.com. The abacus is divided into two unequal portions by a horizontal crossbar perpendicular to the rods. Heaven beads are those that are above the crossbar, and earth beads are those that are below the crossbar. For more data, visit our site.
https://www.mastermindabacus.com/
Tags:
Comment
© 2024 Created by PH the vintage.
Powered by
You need to be a member of On Feet Nation to add comments!
Join On Feet Nation