Mac's Abacus Basic: A Hands-on Introduction to Numbers. 300 Picture Lessons with Answers

By Raymond J. Herrmann

Designed to assure that all children develop a sound grasp of basic Math, Mac's Abacus Basic supplementary curriculum consists of a rugged Abacus and full-color Workbook filled with 360 very... This description may be from another edition of this product.

• Format: Spiral-bound
• ISBN: 0692405208
• ISBN13: 9780692405208
• Release Date: January 2015
• Publisher: LearnTools Inc.
• Weight: 1.12 lbs.