News
Heureka's tips for autumn
A colourful autumn at Heureka! Check out our best tips for what to do on an autumn day 2025.
Amazing Space! Family Day 29.11.2025
The family-friendly event for space fans and future astronauts will be held on Saturday, November 29th from 10 am to 6 pm. There will be interesting space-themed workshops and presentations.
Gift ticket to Heureka
Give an experience as a Christmas gift - a gift card to Heureka is a joyful gift for a lover of science and culture. The ticket is valid for 12 months. Buy a gift card in the online store!
Christmas gift ideas 2025 - best tips for men, ...
Looking for the perfect Christmas gifts? Find inspiring Christmas gift ideas for men, women and children. Order easily online from the Heureka Shop selection.
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.
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 on Thursday evening 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.