Are you passionate about science or simply curious? Don’t miss the Fête de la Science, running from October 2 to 12, 2026, with events planned in Paris and across all the Île-de-France departments! This week, dedicated to scientific culture in every form, offers free and exceptional activities, suitable for children as well as budding scientists of all ages, for a lively family outing!
Fête de la Science: discover the origins of this free, family-friendly scientific event
The Fête de la Science is the not-to-be-missed October event for fans of scientific experiments and new knowledge! Discover the history of this event, born in the capital! [Read more]
This 35th edition, which notably highlights sport, ventures into the museums, the universities, and the institutions, with screenings, meetings, debates, hands-on workshops, and even an escape room! An opportunity for scientists to present their work and the progress of their research to the general public, across the Île-de-France region and the capital. Heads up: with so much knowledge per square meter, your children might well find a real calling!
You’re not sure how to navigate all these activities? Don’t panic—discover our top 10 tailored to what you’re after. Here we go with the best free options!
Update in progress
Sorbonne: Campuses throw open their doors for the Science Festival 2026
What events are planned at Sorbonne University for the 2026 Science Festival? From October 2 to 12, the university’s several campuses will host activities, workshops and lectures focusing on science and research. [Read more]
Sorbonne University: Highlights of the 2026 Science Festival on the Jussieu Campus
During the Science Festival, the Pierre-and-Marie-Curie campus becomes one of the capital’s premier science venues for the weekend of October 6–9, 2026. Sorbonne University will set up its Science Village there, with activities open to the public. [Read more]
Science Festival 2026: hands-on experiments and guided tours at the Collège de France
La Fête de la Science runs from October 2 to 12, 2026! Across France, numerous free events for all ages will highlight scientific culture, and the same goes for the Collège de France, whose doors will be open to everyone on October 3. [Read more]
Science Festival 2026: dive into the world of science in Orsay (91)
The Science Festival 2026 will run from October 2 to 12 in Orsay, Essonne. On the agenda: workshops, talks, laboratory tours, and free activities for the whole family. [Read more]
Fête de la Science 2026: a quirky deep dive into the underbelly of Paris with the Paris Sewer Museum
In October 2026, the Science Festival is in full swing in Paris and across Île-de-France. To discover Paris’s hidden side, head to the Paris Sewer Museum on 11 October. [Read more]
Science Festival 2026: food, science and flavors come together at the Grand Palais
For the Science Festival, the Palais de la Découverte will host free activities at the Grand Palais on October 3 and 4, 2026, delivering a weekend of science experiments and games for the youngest visitors! [Read more]
Science Festival 2026: a journey back in time at the Val d'Oise Archaeological Museum (95)
The Val d'Oise Archaeological Museum will open its doors for free to curious visitors on 10 and 11 October 2026, as part of the Science Festival. A program of family activities is planned. [Read more]
Pasteur Institute to open its doors for the 2026 Science Festival in Paris
The Pasteur Institute is opening its doors for one day only on October 10, 2026, to mark Science Festival 2026. Take advantage of this free day to explore the laboratories and biomedical research in Paris’s 15th arrondissement. [Read more]
Science Festival 2026: family-friendly tours and workshops at Star Park (78)
Great news for the budding and seasoned scientists in you, as the Fête de la Science returns to Paris and across Île-de-France. To celebrate, Parc aux étoiles, located in Yvelines, offers workshops and tours with free entry on October 2, 7 and 10, 2026. [Read more]
Science Experiences, the concept between museum and theme park at Bercy Village
Science Expériences is a unique concept combining museum and amusement park to bring science to life for children. With scientific experiments, virtual reality and video mapping, it uses the latest technologies to bring science to life for children... [Read more]
And for even more activities, for the endlessly curious:
Science Festival 2026 in Île-de-France: workshops, tours, experiments… free outings on the program
The 2026 Science Festival runs from October 2 to 12 in Paris and across Île-de-France, offering many free events for the general public and families. Open laboratories, demonstrations, meetings, performances, and hands-on workshops make up the program for this 35th edition. [Read more]
Come on, shall we go discover a new passion?
Dates and Opening Time
From October 2, 2026 to October 12, 2026
Prices
Free
Official website
www.fetedelascience.fr
Fête de la Science: discover the origins of this free, family-friendly scientific event
