The aim of Science Centre AHHAA is to introduce science to everyone and encourage studying through the joy of discovery. More than 3 million people of different ages have visited the exhibitions and other science events. In addition to trying out numerous ´hands-on´ exhibits on various exhibitions, visitors of AHHAA can also take part in workshops, enjoy planetarium and science theatre shows.                                              

AHHAA is an internationally renowned cooperation partner in several organisations. Currently, AHHAA is the chair of Nordisk Science Center Forbund (NSCF) and is a member of board of the European Network of Science Centres and Museums (ECSITE). Additionally, AHHAA is an active member of European Science Events Association (EUSEA) and International Planetarium Society (IPO).                                    

AHHAA is an active partner in different international projects, such as PLACES, a cooperation between 69 cities and towns from all over Europe that lasted from 2011-2014. AHHAA's work throughout the project earned Tartu the title of "European City of Scientific Culture".