| title | ISBN-13 | year of publica- tion |
|---|---|---|
| Crucigramas: v. 2: Spanish Crosswords for Standard Grade/GCSE | 978-1-902509-32-7 | 2006 |
| Cruciverba: v. 2: Italian Crosswords for Standard Grade/GCSE | 978-1-902509-34-1 | 2006 |
| Kreuzwortratsel: v. 2: German Crosswords for Standard Grade/GCSE | 978-1-902509-22-8 | 2006 |
| Mots Croises: v. 2: French Crosswords for Standard Grade/GCSE | 978-1-902509-20-4 | 2006 |