An expanded and revised edition of a reference book explaining everything from the basics to advanced topics in arithmetic. - Title: Understand Elementary School Math So Well You Can Teach It - Author: Takuya Kosugi - Price: 1,600 yen - Content: Explains everything from the basics to advanced topics in arithmetic. - Revised Edition: Expanded and revised edition Thank you for viewing. Although it is unused, there are some minor scratches on the cover and dust jacket due to home storage. Please consider this before purchasing.