The Best Abacus Courses

1 Top Abacus Course [2021] | Beginner to Advanced

Price
Video duration
Coursemarks Score
Platform
Student rating
Number of students
University
The first block of the course on mental arithmetic for teachers.

Mental arithmetic. Addition and subtraction on the soroban

The first block of the course on mental arithmetic for teachers.
Udemy rating:
5.0
★★★★★ 5.0/5
415 students
$12.99
🕑 54m video

8.2