Russia

Russia (Russian: Россия, Rossiya, Russian pronunciation: [rɐˈsʲijə]), or the Russian Federation, is a transcontinental country spanning Eastern Europe and Northern Asia. It extends from the Baltic Sea in the west to the Pacific Ocean in the east, and from the Arctic Ocean in the north to the Black and Caspian seas in the south. Russia covers over 17,125,191 square kilometres (6,612,073 sq mi), stretching more than one-eighth of the Earth's inhabited land area, with eleven time zones, and borders with 16 sovereign nations. Moscow is the country's capital and largest city; and Saint Petersburg is the second-largest city. (Source: Wikipedia)

General:

 * DH Animation, Watch Me and other various channels that creates Scary Teacher 3D content are Russian.
 * Z&K Games are also popular in Russia.

Scary Teacher 3D:

 * Miss T is of russian decent.
 * Francis is of Russian-Jewish decent from his grand-parents.
 * Also Nick and Tani are Russian decent.
 * Nick is Russian-Jewşsh decent from his uncle's aunt.
 * Tani's mother is Kazakh of Russian decent.

Scary Robbers: Home Clash:

 * Felix the First Antogonist of the SR:HC is Russian.