What to do with kids for Science Festival 2026? Our 10 ideas in Île-de-France

From October 2 to 12, 2026, children are gearing up for the Science Festival in Paris and across Île-de-France. Laboratories, museums and cultural centers are lining up playful, often free activities that explore the big questions of science.

Paris is an exciting city for children: from kid-friendly museums to workshops, cafés, playgrounds and parks... There's no way to get bored! And that's without counting the ephemeral events that give us even more options for entertaining our little elves.

Science Festival 2026: free activities you won’t want to miss in Paris and Île-de-France
From October 2 to 12, 2026, the Fête de la Science returns to Paris and the Île-de-France region for its 35th edition, featuring free activities open to all. Experiments, workshops, performances, tours and open doors invite both children and adults to explore science in all its forms. [Read more]

October is packed with events, from Halloween and Monument Jeu d'Enfant to the Paris Manga & Sci-Fi Show... But above all, there’s one big, special date you won’t want to miss. From October 2 to 12, 2026, the Fête de la Science lands in Paris and Île-de-France, bringing a wealth of free activities, meets, games, and hands-on experiences to enjoy.

The Fête de la Science is a nationwide event designed to interest the general public in a wide range of scientific disciplines, as well as showcasing researchers and their work. Biology, chemistry, physics, astronomy, new technologies, medicine, archaeology: there's something to delight all curious minds, whatever their age! And why not discover the special activities planned for young children?

Updates in progress

Science Festival activities for kids:

Science Festival 2026: a conference on video games at ISART
ISART Digital joins the 2026 Science Festival in Paris with hands-on activities centered on video games, 3D animation, and special effects. Attendees will get a glimpse of the science, technology, and careers behind digital creation. [Read more]

Science Festival 2026: the Maison Poincaré makes mathematics accessible to all.
The Poincaré House, a math museum in Paris, will open its doors to the public for free on October 9 and 10, 2026, as part of the Science Festival. A chance to explore its spaces, its exhibitions, and a variety of activities centered on mathematics. [Read more]

Science Festival 2026 at the Climate Academy: weather-themed activities.
For the 2026 Science Festival, the Climate Academy will welcome the public from October 2 to 12 with conferences, exhibitions, readings, and events focused on water, weather, and ecosystems. [Read more]

Science Festival 2026: a journey to the heart of flavors in Vitry-sur-Seine (94)
From October 2 to 12, 2026, Vitry-sur-Seine will take part in the Science Festival with a family‑friendly program of activities. Workshops, talks and demonstrations make research and science accessible. [Read more]

Science Festival 2026 in Palaiseau (Essonne 91): the lineup of activities
Science Festival 2026 runs from October 2 to 12, featuring workshops, exhibitions, festivals and activities centered on research. In Palaiseau, several free events are offered to the public, with activities accessible to children from age 3. [Read more]

The Fête de la Science is free, and only during these ten days in October: don't wait any longer, go for it!