A teacher and eleventh grade students before the unified state exam in mathematics at the Gymnasium No. 150 in Omsk.
- Categories: Education, Human Interest
- Location: Omsk, Russia
- Event date: 02.06.2016
- Date published: 02.06.2016
- Author: Alexey Malgavko
- Source: Sputnik
- Credit: Sputnik
- Original: Digital
- Media: JPEG, 4462x2970px, 10.7Mb