Heureka Classics brings together a selection of the most beloved ahaa experiences from science center around the world.

The exhibition is on display at Heureka for the time being.

Heurekassa on klassikkohde, jossa voi ohjata sähköä lasin takaa kädellä. Kuvassa on lasinen putki, jossa näkyy sinistä ja valkoista valoa. Mies ja nainen koskettavat lasia käsillään.

Experience classic destinations with the whole family together

The Heureka classics exhibition has a selection and the most loved Heureka aha experiences
objects that gave birth to the public's favorites developed in other science centers of the world.

Heureka classics presents various spectacular physics phenomena that can be experienced with the whole body. On the other hand, the illusion objects in the exhibition turn the attention to the experiencer himself and show how the cooperation of the brain and senses creates amazing phenomena inside our heads.

In addition to the normal range of languages ​​(Finnish-Swedish-English), the texts of the exhibition are also in Estonian and Russian.

  • NOX 25.4.2025

    NOX 25.4.2025

    The first NOX evening for adults will be held on Friday, April 25th from 6–10 pm. You'll leave the event smarter than you came! Tickets in advance €10. Tickets will be sold at the door if there are any left.

  • Heurekan vinkit kevääseen

    Heureka's tips for spring

    Spring is fun at Heureka! Check out our opening hours, ticket prices, directions, lunch of the day, exhibitions and upcoming events.

  • Kesän tiedeleirit

    Science Camps in English for Children born in 2...

    Popular science camps will be held again in the summer of 2025. Tickets are on sale now!

  • Astronauttitesti

    Astronaut Test

    The astronaut profession is one of the most fascinating, but also the most challenging. That's why the astronaut recruitment process is also one of the most demanding, if not the most demanding. Take Heureka's playful astronaut test and find out if you could be an astronaut. The test is in...

  • Nainen ja mies istuu Heurekan planetaariossa. Planetaarion kuvulla näkyy tähtiä sekä sininen suurempi planeetta.

    The Planetarium is closed

    We will open a fully renovated and state-of-the-art Planetarium in late 2025.

  • Suomen uteliain luokka

    Finland's most curious class

    Heureka is looking for the most curious school class in Finland! Can we find it at your school? Participate in the competition before 28.2.2025 for a chance to win a spring trip to Heureka!

  • Heurekan Matkalla avaruudessa -näyttelyssä nainen osoittaa sormella suuren Kuun pintaan. Mies katsoo vierestä.

    Thursday evening ticket for 10 €

    Note! The discount does not apply to Thursday evenings 20.2., 27.2., 17.4., 1.5., 29.5., summer season 23.6.–10.8., 16.10. and 25.12. On Thursdays from 15:00–20:00, all entrance tickets are 10 €/each. Children under 5 years of age can enter Heureka free of charge accompanied by a guardian.