| title | ISBN-13 | year of publication |
|---|---|---|
| Korean Flash Cards Kit: Learn 1,000 Basic Korean Words and Phrases Quickly and Easily! | 978-0-8048-4482-6 | 2015 |
| Korean in a Flash Kit Volume 1 | 978-0-8048-4238-9 | 2011 |
| Korean in a Flash Kit Volume 1 | 978-0-8048-3947-1 | 2008 |
| Korean in a Flash Kit Volume 2 | 978-0-8048-3996-9 | 2009 |