Singapore Math: Primary Mathematics Level 1B Books Set (3 Books) - Textbook 1B, Workbook 1B, Home Instructor's Guides 1B (US Edition)

This Singapore Primary Mathematics Level 1B Books Set includes 3 books:1, Singapore Math: Primary Mathematics Textbook 1B (US Edition) 9789810184957.2, Singapore Math: Primary Mathematics Workbook 1B (US Edition) 9789810184971.3, Singapore Primary Mathematics Home Instructor's Guide 1B 9781932906172. [summary] This Singapore Primary Mathematics Level 1B Books Set includes 3 books:1, Singapore Math: Primary Mathematics Textbook 1B (US Edition) 9789810184957.2, Singapore Math: Primary Mathematics Workbook 1B (US Edition) 9789810184971.3, Singapore Primary Mathematics Home Instructor's Guide 1B 9781932906172.[/summary]