Janakkala.fiYhteystiedotYouth Center Varikko Youth Center Varikko Youth center located in the Tervakoski Meeting House (Seuratalo). Youth Services 040 180 1492 Seuranaukio 3, 12400 Tervakoski Tuesday from 2 PM-8 PM and Thursday from 2 PM-8 PM and every other Friday (odd weeks) from 5 PM-9 PM. 6th graders are welcome to visit Varikko on Thursdays from 2 PM-4PM. We are closed on school holidays and national holidays.