| title | ISBN-13 | year of publication |
|---|---|---|
| Lei Level 3 UK Single User CDROM | 978-0-13-184326-4 | 2003 |
| Lei Level 3 Us Single User CDROM | 978-0-13-184370-7 | 2003 |
| Lei Level 4 Us Single User CDROM | 978-0-13-184371-4 | 2003 |
| Longman English Interactive 3, Online Version, British English | 978-0-13-603180-2 | 2007 |
| Longman English Interactive 4, Online Version, American English | 978-0-13-813430-3 | 2007 |
| Longman English Interactive CD-ROM , Level 3 | 978-0-13-143070-9 | 2003 |
| Longman English Interactive CD-ROM , Level 4 | 978-0-13-143071-6 | 2003 |
| Longman English Interactive CD-ROM , Level 4 | 978-0-13-184317-2 | 2003 |