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Science for the weekend – Heureka's extended Friday evenings
Heureka opening hours on Fridays 10 am–8 pm
Heureka's spring season is a celebration, as from January 9 to May 29 we are open on Friday evenings with extended opening hours until 8 pm. Welcome to after work, Friday night dates or to spend Science Fridays with the whole family.
In this article you will find all the most important information about Heureka's Friday evenings, from special dates to prices. You can also learn more about our exhibitions, planetarium shows and public performances.
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Exceptions to extended Friday evening opening hours
Heureka's extended Friday evenings do not apply to: 20.2., 27.2., 13.3. 27.3., 3.4. and 1.5.
Why is it worth starting the weekend at Heureka?
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Spend time together with the whole family
After a busy week, it's nice to spend the weekend away from home. The science restaurant serves dinner straight to your table, and the exhibitions offer plenty of things for children to do and see for hours.
For families with children, we especially recommend the new Play and Explore exhibition , where you can immerse yourself in the world of play. -
A memorable date night
Are you looking for something different for your dinner date? At Heureka you can compete in building hill cars , try moonwalking and admire the starry sky in the planetarium. You don't have to miss out on your dinner plans either, as the Science Restaurant offers a delicious Science Snack Menu as well as smaller savory and sweet snacks.
Pst! Heureka is also a great first date destination that will definitely be memorable. -
After work at the heart of science
After the work week, it's fun to take a day off and get to know your colleagues better over a glass of wine. After work at Heureka offers fun things to do together, discovering new things, watching interesting planetarium films and having a nice meal at the Science Restaurant .
For adults, we especially recommend the planetarium film Recombination , which is the latest fulldome masterpiece by visionary fractal artist Julius Horsthuis.
Discover Heureka's exhibitions
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Giants of the Ice Age
8.2.2025–6.9.2026
Nearly twenty life-size animal robots await visitors at the Giants of the Ice Age exhibition - including a mammoth and a saber-toothed cat!
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Our Journey in Space
10.2.2024-6.1.2027
Our Journey in Space is an interactive science center exhibition for the whole family
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Water – The stream of Life
Exhibition is on display for the time being
Water – The Stream of Life. The exhibition is suitable for people of all ages and backgrounds, to children and to adults, as well as the curious and those who like to delve deeper.
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Play and Explore
The exhibition is on display for the time being
A new exhibition dedicated to play will open on Saturday 20.12.2025. The exhibition consists of sites from the Power of Play exhibition and the Idea Workshop.
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Different Eyes
May 15, 2025–January 6, 2026
Two Centuries of Braille anniversary exhibition. We live in a world that emphasises visual information – but what if our eyes cannot see? The exhibition was curated in collaboration with the Finnish Federation of the Visually Impaired.
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Fibrations
10.6.2025–6.1.2026
The exhibition showcases student works of the Aalto University interdisciplinary course Crystal Flowers in Halls of Mirrors: Mathematics Meets Art and Architecture.
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Exhibitions Outdoors
Opens again summer 2026.
At Science Park Galilei you can try out large-scale objects based on music, mathematics and physics phenomena. Opens again 2026.
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Artificial Intelligence – Me, Myself & AI
Welcome to the village of the Scientist's home full of artificial intelligence! Can you beat the robot in rock-paper-scissors?
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Heureka Classics
Opens in Spring 2026
Heureka Classics is temporarily closed. The renewed exhibition will open during spring 2026.
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Electri City
Delve into smart electricity in your everyday life! What is a smart home like and how can you yourself use electricity intelligently?
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Circular Factory
Circular Factory is an exhibition of sustainable development solutions. How can familiar objects be recycled as efficiently as possible?
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Science on a Sphere
The Science on a Ball site presents data collected by satellites about climate and space, among other things.
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Main Exhibition Area
In the main exhibition area, a few old favorites are on display, such as the wire wheel and Foucault's pendulum.
Discover the program of the renovated planetarium
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Asteroid Quest
Best suited for ages 10+
In the planetarium film Asteroid Quest, you will learn about asteroids, their secrets, and how scientists are learning to deflect asteroids to prevent catastrophic collisions.
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The Stellars - Mission: Green
Especially recommended for elementary school aged children
The Stellars - Mission: Green planetarium film combines space adventure, humor and a message of environmental protection.
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Recombination
Recommended for adults
Welcome to a journey where the art of mathematics comes to life. Immerse yourself in infinite fractal landscapes that reveal the endless complexity and beauty of mathematics.
Memorable science experiences
On Friday evenings, in addition to exhibitions and planetarium films, we also offer a variety of other public programs. You can find out more about the schedule for your visit by clicking the link below.
Good to know!
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Heureka ticket price
Advance from the online store:
- €23 / adults (18+)
- €16 / children and young people (5–17 years) and discount groups
- €0 / under 5 years old
- Museum card and Kaiku card
Note! Tickets for the current day can be purchased from the online store until Heureka opens.
From the spot:
- €26 / adults (18+)
- €19 / children and young people (5–17 years) and discount groups
- 0€ / under 5 years old
- Museum card and Kaiku card
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Arrival instructions and FAQ
- Heureka is easy to get to by public transport or by car. You can find more detailed arrival instructions by clicking here.
- Where can I store clothes or belongings in Heureka? Is it allowed to take photos in Heureka? Can I change the date of my visit after purchasing a ticket? You can find answers to these and other frequently asked questions by clicking here.
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Thursday evenings at ten o'clock at Heureka
Buy a Thursday evening ticketOn Thursday evenings, Heureka can be reached by car from 3 pm to 8 pm. In 2026 The discount does not apply to Thursday evenings 1.1., 19.2., 26.2., 2.4., 30.4., 14.5., summer season 1.6. - 9.8., 15.10., 24.12. and 31.12.2026.
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Weekend at Heureka
See the schedule for your visit dateOn Saturdays and Sundays, Heureka is open from 10 am to 6 pm. On weekends, in addition to our exhibition offerings , Heureka often also offers various public performances , such as rat feeding demonstrations , science theater performances , and laboratory experiments .
