AHHAA was established as a special project of the Department of Research and Institutional Development of the University of Tartu (founded in 1632). AHHAA started its activities with a laser show in front of Tartu Observatory on September 1, 1997, and h...
Advertising is everything. Ask your friends to join you at a training, conference or party on a raft in the middle of a bog somewhere, and they'll probably hesitate. But ask them to join you at a beautiful venue with sauna, WC and picnic ground, accommo...