Fête de la Science 2025: 10 free, not-to-be-missed events in Paris and the Île-de-France region

Are you passionate about science or just curious? Don't miss the Fête de la Science, from October 3 to 13, 2025, with events planned in Paris and all the departments of the Île-de-France region! This week-long event, dedicated to scientific culture in all its forms, offers exceptional free activities for children and older science students alike, for an exciting 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 34th edition of the festival, which focuses on sports, is taking place in museums, universities and institutions, with screenings, meetings, debates, manual workshops and even escape games! It's an opportunity for scientists to present their work and the progress of their research to the general public, across the departments of Paris and the capital. Be warned: with so much knowledge per square metre, your children could well develop a real vocation!

Don't know how to find your way through all the entertainment? Don't panic, discover our top 10 according to what you're looking for. Let's go for the free good deals!

The 10 good deals not to be missed :

Fête de la Science 2025 at Sorbonne Université, Pierre et Marie Curie - Jussieu campus
For the Fête de la Science, Sorbonne Université invites Parisians, Ile-de-France residents and curious tourists to the Jussieu campus (UPMC) to meet science professionals on October 11 and 12, 2025 at the Village des Sciences (and beforehand for certain events). On the program: conferences, events and other unique experiences... [Read more]

Fête de la Science 2025: a host of events at the Exploradôme in Vitry-sur-Seine (94)
During the Fête de la Science on October 10 and 11, 2025, the Exploradôme in Vitry-sur-Seine will be opening its doors to the whole family for a wide range of scientific activities. [Read more]

Fête de la Science 2025 in Port Marly, a wealth of good ideas in Yvelines
The Festival of Science 2025 is making its big comeback from October 3 to 13, taking place throughout the region, especially in the Yvelines. Towns like Port-Marly and Louveciennes are hosting an engaging lineup focused on the theme "Artificial Intelligence." Celebrating its 35th national edition, the event offers free shows, lectures, and workshops suitable for all ages. [Read more]

Fête de la Science 2025: medieval apero-conference at Archéa, musée d'Archéologie en Pays de France
In October, the Fête de la Science is celebrated in Paris and throughout the Île-de-France region, with a host of exceptional events on the program. At Archéa, the Musée d'Archéologie en Pays de France, there's a conference-apéro on bread on October 3, 2025. [Read more]

Fête de la Science 2025: the program of events on Sorbonne campuses
The Fête de la Science is an opportunity for young and old alike to learn more about science as a whole, with activities, events, tours, lectures... From October 7 to 12, 2025, an exciting program awaits you on the various Sorbonne University campuses! [Read more]

Fête de la Science 2025: the program of events at Gif-sur-Yvette (91)
The Fête de la Science 2025 awaits you from October 3 to 13 in Gif-sur-Yvette, on the theme of "Intelligence(s)". Meetings, laboratory visits and free events await you at the heart of a major scientific hub. [Read more]

Fête de la Science 2025: free events and workshops at the Musée de l'Air et de l'Espace
On October 5, 2025, head to Le Bourget, at the Musée de l'Air et de l'Espace, for an aeronautics-themed Fête de la Science, with plenty of activities for the whole family! [Read more]

Fête de la Science 2025: exclusive tour of laboratories and workshops at the Collège de France
The Fête de la Science runs from October 3 to 13, 2025! Everywhere in France, numerous free events for all ages will be promoting scientific culture, including the Collège de France, whose doors will be open to all on October 11. [Read more]

Fête de la Science 2025: program of events in Sarcelles (95)
From October 3 to 13, 2025, the Fête de la Science returns with a host of events, tours and workshops in museums, media libraries and universities. In the Val-d'Oise, the town of Sarcelles invites you to visit the Station Numixs and the Médiathèque intercommunale Anna Langfus. [Read more]

Fête de la Science 2025: fun activities at the Hôpital Saint-Antoine research center (CRSA)
The Fête de la Science is back from October 3 to 13, 2025 in Paris and the greater Paris region. For the occasion, the Saint Antoine research center, located on the site of the eponymous hospital, unveils a unique program to be experienced on October 9, 2025. [Read more]