News
Visit Heureka during Autumn holidays
Spend an unforgettable autumn holiday at Heureka! We offer fun and insightful activities for the whole family: exhibitions, experiments and experiences. There's things to do for a whole day!
Heureka's autumn holiday camps 2025
Heureka organizes two-day science and space camps for curious children in week 42. The camps are perfect for elementary school children who are hungry for knowledge and are enthusiastic about science experiments. Note! The camps are in Finnish. Tickets are on sale until 3 pm on 8.10.2025.
H18: Halloween 31.10.2025
Heureka's extremely popular H18: Halloween science event takes place on Friday, October 31st from 7 pm to midnight. In honor of the brand new water exhibition, Halloween will be celebrated with a sewer theme.
Children's Halloween 1.11.2025
On Saturday 1.11.2025 10 am – 6 pm, we will be hosting a Halloween event for the whole family. A day full of fun Halloween program with a sewer theme in honor of the opening of the brand new water exhibition.
Father's Day 2025
How would it sound to celebrate Father's Day 2025 at the heart of science? Heureka's interactive exhibitions are fun for all ages. The Science Restaurant offers a hearty and tasty Father's Day lunch!
The Planetarium is closed
We will open a fully renovated and state-of-the-art Planetarium in late 2025.
Photographic Memory Test online
Note! The test in in Finnish. Take Heureka's free and fun photo memory test online. Challenge your visual memory, exercise your brain, and find out how accurately you remember the details of what you see.
Heureka's tips for autumn
A colourful autumn at Heureka! Check out our best tips for what to do on an autumn day 2025.
NOX evenings for adults
You'll leave Heureka's NOX events smarter than you arrived. Every event has their own theme.
Thursday evening ticket for 10 €
Note! The discount does not apply to Thursday evenings during 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.