Видео ютуба по тегу Learning Abacus

Abacus from basics || Abacus Lesson 1 || Introduction.
Abacus from basics || Abacus Lesson 1 || Introduction.
How To Use An Abacus
How To Use An Abacus
Learn Simple Additions and Subtractions on the Abacus
Learn Simple Additions and Subtractions on the Abacus
Abacus Big Friend + 9 = - 1 + 10 DAY - 15
Abacus Big Friend + 9 = - 1 + 10 DAY - 15
Animated Abacus Level 1
Animated Abacus Level 1
Abacus Lesson 1 // Introduction, Proper Technique, & History of the Abacus // Tutorial
Abacus Lesson 1 // Introduction, Proper Technique, & History of the Abacus // Tutorial
Preschool Abacus Lesson
Preschool Abacus Lesson
Abacus Tutorial: 1 Basic function
Abacus Tutorial: 1 Basic function
Abacus Rules - Part - 1.1
Abacus Rules - Part - 1.1