News
Science Camps in English for Children born in 2...
Popular science camps will be held again in the summer of 2025. Tickets will go on sale on Monday, 24.3.2025 at 10 a.m.
Chemistry Night 6.3.
On Thursday, March 6th from 3–10 pm, the whole family can learn about various chemical phenomena through fun workshops.
Heureka's tips for winter
Heureka is fun even in winter! See our opening hours, admission ticket prices, arrival instructions, lunch of the day, our exhibitions and upcoming events.
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...
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!
The Planetarium is closed
We will open a fully renovated and state-of-the-art Planetarium in late 2025.
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.