• Heureka's Winter Holiday Camps 2026: Science camps for curious children

    Is your child excited about learning new things, doing science experiments and thinking about the mysteries of space? Does your child feel comfortable in a lab coat and is Heureka one of their favorite destinations? If you answered yes to these questions and are looking for something for your primary school-aged child (born 2013–2018) to do during the winter holiday week 8, the answer can be found here: Heureka winter holiday camps 2026. Winter holiday science camps allow curious children to immerse themselves in the world of science.

    Note! The camps are in Finnish.

    Tickets go on sale Monday 15.12. at 2 pm. Ticket sales will end 11.2.2026 at 3 pm.
Two children in the laboratory and a measuring cup.

When and for whom are winter holiday camps organized?

Winter holiday camps in week 8 will be organized:

Mon-Tues 16.-17.2.2026 10 am – 3 pm

  • Science camp for those born 2013–2018
  • Space camp for those born 2016–2017


Thu-Fri 19-20.2.2025 10 am–3 pm.

  • Science camp for those born 2013–2018
  • Space camp for those born 2013–2015


Campers can spend time independently at Heureka's exhibitions 3pm – 6pm., and on Tuesdays and Fridays 9–10am.

A child in a laboratory. She is weighing a test tube containing green liquid.

What happens at winter holiday camps?

  • During the winter holiday science and space camps, you will experience six different multidisciplinary science programs that inspire you to explore and experiment over the course of two days.
  • All camps will watch a film in Heureka's renovated planetarium.
  • All camp programs are new.
  • The guided program is organized 10 am– 3 pm. On Mondays and Thursdays, the camp begins at 9.30 am with registration.
  • The camp program is similar for Mon-Tue and Thu-Fri camps.
  • Science camps and space camps are in Finnish.
  • Campers are offered a hot meal at the Science Restaurant
  • A camp letter with more detailed information will be sent by email to those who purchased tickets before the camp.

How do the camps differ from each other?

  • Two boys wearing lab coats are conducting experiments in the Heureka laboratory.

    Science Camps

    • At science camps, campers work in the laboratory, make reconstructions based on bone finds, code, explore the wonders of the Earth, try molecular gastronomy, and marvel at the chemistry of geysers.
    • Science camp groups are for 1st-6th graders and children are divided into three different groups according to their age level.
  • A photo from the Our Journey in Space exhibition where you can see yourself in a space suit.

    Space Camps

    • Space camps introduce campers to space and their own solar system and its current phenomena through experimentation and research. At the camp, students marvel at galactic geysers in laboratory conditions, explore the Moon, and travel to Mars. In the molecular gastronomy workshop, they make ice cream like astronauts.


    Space camp groups are organized

    • Mon-Tue for 2nd-3rd graders
    • Thu-Fri for 4th-6th graders.

    Note! Children outside this age range will not be accepted into the groups.
A girl in a lab coat and safety goggles looking at a colorful test tube.

How much are the tickets?

Tickets go on sale on Monday, 15.12 at 2 pm.

Price: €90 / two-day camp

You can purchase multiple camp tickets at once (max 4).

Note: All campers' information must be filled out on the registration form at the time of purchase.

For the forms you will need the following information:

  • The child's allergies (including information on whether products that may contain an allergenic substance are suitable)
  • Guardians' phone numbers, home and email addresses
  • Any special needs of children, such as challenges with social situations or behavior.


Advance information helps us make arrangements well in advance so that we can provide a good experience for all campers.

Campers are divided into groups according to age, but siblings and friends of different ages meet during breaks. If you would like children of almost the same age but born in different years to be in the same group, or a specific friend to be in the same group, please mention this on the registration form.

  • More information

    Is there anything else that you would like to ask? If so, please feel free to contact us via email at tiedeleirit@heureka.fi.

    Note! Changes are possible.
Two boys in the laboratory.

Winter holiday camps in Vantaa – easily accessible from Helsinki and Espoo

Heureka's winter holiday camps are two-day science camps that will be held: Mon–Tue 16.–17.2.2026 and Thu–Fri 19.–20.2.2026. The camp day program will be held 10am–3pm. The winter holiday camp is easy to get to from different parts of the Helsinki metropolitan area. Heureka can be easily reached using public transport, by car and by bike.

Two children are sitting in the Heureka planetarium, one of them pointing at a picture showing stars and a large moon.

Things to do during winter holiday 2026

Heureka is open during the winter holiday weeks 8 and 9, Mon–Fri 9 am–6 pm and Sat–Sun 10 am–6 pm.

In week 8, after the camp days, children can stay in Heureka's exhibitions to explore and play until closing time, if they wish.

Discover Heureka's exhibitions

  • Jääkauden jättiläiset

    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!

  • Heurekan Matkalla avaruudessa -näyttelyssä poika ja tyttä seisovat Kuun edessä.

    Our Journey in Space

    10.2.2024-6.1.2027

    Our Journey in Space is an interactive science center exhibition for the whole family

  • Vesi – elämän virta

    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.

  • Leiki ja tutki

    Play and Explore

    Opens 20.12.2025

    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.

  • Toisin silmin

    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.

  • Säikeistyksiä

    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.

  • A girl jumps on Heureka's Science Park Galileo's Human Jojo. The planetarium dome reflects a blue sky with white clouds.

    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.

  • Nainen ja tyttö katsovat toisiinsa Heurekan Tekoäly – Me, Myself & AI -näyttelyssä. He ovat kirjoituskoneen äärellä, jolla voi antaa tekoälyn auttaa runon kirjoituksessa. Taustaseinillä on kauniisti kuvioitu tumman lohenpunainen tapetti.

    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?

  • Tummahenkinen kuva Heurekan Klassikko-näyttelystä.

    Heureka Classics

    Open until 30.11.

    The exhibition will be open until 30.11.2025, after which it will be temporarily closed. The renewed exhibition will open during spring 2026.

  • Heurekan Sähkölä-näyttelyssä mies ja poika katsovat puisen kaupunkirakennelman pienoismallia.

    Electri City

    Delve into smart electricity in your everyday life! What is a smart home like and how can you yourself use electricity intelligently?

  • Mies ja tyttö kokeilevat iloisina Heurekan Kiertotehdas-näyttelyn kohdetta. Taustaseinällä on keltaisia ympyröitä, joissa on tietoiskuja kierrätyksestä.

    Circular Factory

    Circular Factory is an exhibition of sustainable development solutions. How can familiar objects be recycled as efficiently as possible?

  • Lapset ovat laittamassa autoja laskemaan Heurekan Ideaverstaan Rakenna mäkiauto -kohteella.

    The Idea Workshop

    Open until 7.12.

    In the challenges of the idea shop, you can aim for style, speed or, for example, slowness.

  • At Heureka's Science on a Sphere exhibition, a boy in a green shirt points to a large ball that looks like the Earth.

    Science on a Sphere

    The Science on a Ball site presents data collected by satellites about climate and space, among other things.

  • A girl wearing a coral-colored shirt is riding Heureka's Cable Bike.

    Main Exhibition Area

    In the main exhibition area, a few old favorites are on display, such as the wire wheel and Foucault's pendulum.

View all

Quick tips for Heureka's winter holiday camps 2026


 1) The first information about ticket sales for science and space camps will be in the Heureka newsletter , on social media and on this website. It is worth subscribing to the newsletter and following the social media channels to be among the first to receive the information.

2)        At Heureka's winter holiday camps, curious children can try out various science experiments in the laboratory and workshops. The winter holiday camps are aimed at primary school-aged children born between 2013 and 2018.

3)        Winter holiday science and space camps are two-day camps. This allows children to have a winter holiday that combines both guided experiences and free days.

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