National poster competition which invites school students (aged 13 to 18 years) to design a light poster in teams of 2 - 3 students. Competition has two categories. The winners are announced 18.4.2015. Posters are displayed in different events.
- Katri Halkka, email@example.com
- January 1, 20152015-01-01T10:11:00 - March 23, 2015 2015-03-23T10:11:00
- Helsinki, Finland