Rewarding education
… I“ in Lovech, Bulgaria 3 rd Prize (2,500 Euros): Colegio Humboldt in Sao Paulo , Brazil Special Prize (1,000 Euros … I“ in Lovech, Bulgarien 3. Preis (2.500 Euro): Colegio Humboldt in Sao Paulo , Brasilien Sonderpreis (je 1.000 …