Singapore Primary Mathematics Level 4 KIT + Answer Booklet (US Edition)--Textbooks 4A and 4B, Workbooks 4A and 4B and Answer Key Booklet US Edition

Helps my 4th grader to like math. Not boring at all! instructional guide is to the point and easy to understand

Great Math Program. I homeschool & have tried several curricula. This is easy and inexpensive! Singapore has a website with a FREE placement test.

We really like Singapore. It's easy and helps with Mental Math.