- Russia, Science Center Intellect
- Germany, LJBW - Kinder- und Jugendhaus INSEL
- Germany, LJBW - Bernstein e.V. Abenteuer (er)leben
- Bulgaria, EF - Vasil Levski High school - Sevlievo
- Bulgaria, EF - Pavlina Georgieva Institution, Konstantin Preslavski - Varna
- Bulgaria, EF - Astronomy Club and Space at High School Romen Rolan - Stara Zagora
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