| Name of participating organisation | Country | Total nr of pupils involved | Total nr of staff involved |
| SOU Ekzarh Antim I | Bulgaria | 160 | 12 |
| Private American Academy | Cyprus | 150 | 8 |
| Jozef Pilsudski High School | Poland | 80 | 6 |
| Pavel Krizkovsky High School Specialising in Arts | Czech Republic | 50 | 4 |
| Gimnazjum nr. 4 | Poland | 125 | 5 |
| St. George’s School | United Kingdom | 130 | 4 |
| Friedrich-EBERT-Gymnasium | Germany | 120 | 6 |
| Gimnazija Slovenske Konjice | Slovenia | 95 | 5 |
| Istituto professionale di Stato per I Servizi Alberghieri e della Ristorazione | Italy | 80 | 5 |
| Total | 990 | 55 |