Белорусская цифровая библиотека. Белорусская цифровая библиотека ( Minsk, Belarus)
Українська бібліотека. Українська бібліотека ( Kyiv, Ukraine)
دانشگاه آزاد اسلامي. واحد ملكان. دانشگاه آزاد اسلامي. واحد ملكان ( ملكان, Iran)
دانشگاه آزاداسلامي. واحد شبستر. ( شبستر, Iran)
100 Legacy Academy Charter School. ( Freehold, New Jersey United States)
21St Century Charter School of Gary. ( Gary, Indiana United States)
21St Century Cyber Charter School. ( Downingtown, Pennsylvania United States)
21St Century Learning Academy. ( East, Ohio United States)
21st Century Learning Academy- Kiowa County. ( Mullinville, Kansas United States)
21St Century Preparatory School Agency. ( Racine, Wisconsin United States)
21St Century School. ( Ontario, Ohio United States)
24 de Mayo, Ecuador. ( 24 de Mayo, Ecuador)
25 de Mayo, Argentina. ( 25 de Mayo, Argentina)
28 de Julio, Argentina. ( 28 de Julio, Argentina)