Let's Learn Abacus Book 1A

by Yim Lau Luk

This book introduces the basic knowledge of using an abacus. The alternated number- and bead- arithmetic calculation practices train your child to acquire simple addition and subtraction skills and build an abacus image in the mind.

• Format: Paperback
• Language: English
• ISBN: 1522828222
• ISBN13: 9781522828228
• Release Date: December 2015
• Publisher: CreateSpace Independent Publishing Platform
• Length: 76 Pages
• Weight: 0.57 lbs.
• Dimensions: 11.0" x 0.2" x 8.5"