Helsinki attractions of Interest to Children The Theatre Museum Kaapelitehdas (Cable factory), Tallberginkatu 1 G. Exhibitions open: Tue–Sun 12–19, Mon closed. Exhibitions devoted to Finnish theatre and magic. Children can also borrow the costumes and wear them in their own stage productions. www.teatterimuseo.fi/english/index.html Finnish Museum of Natural History Pohjoinen Rautatiekatu 13. Open: Mon-Fri 9-17….