Abacus Multiplication: Introduction

This video introduces concepts required for multiplication on the abacus and recommends the following for use with this playlist:
The Counting Method for the Cranmer Abacus - www.tsbvi.edu/s...
Vocabulary for Multiplication - docs.google.co...
The following are resources that are referenced in the Introduction video but not required for this course:
Abacus Introduction: Parts of the Abacus - • (1.2) Abacus Introduct...
Abacus Introduction: Vocabulary Terms - • (1.3) Abacus Introduct...
Abacus Part 2: Addition and Subtraction - • Abacus, Part 2: Additi...
Abacus: Getting Started with the Counting Method - www.tsbvi.edu/...