| 1st Arsakeio High School of Psychico | 38.016009, 23.777296 | |
| 2nd Primary School Čakovec | II. osnovna škola Čakovec, 1, Trg pape Ivana Pavla II., Travnik, Centar, Čakovec, Grad Čakovec, Međimurska županija, 40000, Hrvatska | |
| Școala Gimnazială Sf. Dumitru | Calea Unirii, Centrul Istoric, Craiova, Zona Metropolitană Craiova, Dolj, 200731, România | |
| Aristotelio college, Greece | 40.592400732876, 22.992888941769984 | |
| 2nd Primary School of Nea Erythraia | 38.09547296875144, 23.81258208265002 | |
| Altieylul Science and Art Center- Bahcelievler District Zubeyde Hanim Street Number:3/1 Altieylul/Balikesir 10050 Turkey | 39.63555942105621, 27.88872709570985 | |
| IES 9 Valles Bº El Pindial, S/N 39530 Puente San Miguel Cantabria España | 43.3569030167492, -4.093188889073515 |