RTL Today - What's On for families: Week of 17-23 November: Science, fairs, and Christmas markets

The Luxembourg festive season gets under way this week with the opening of the city’s market, a school fair, and a host of family-friendly events.

Monday, 17 November

Cardboard dreams: Abbey Neumünster

A theatre piece follows Lucien as he attempts to build a cardboard house using simple materials, physical storytelling and visual humour. The performance is designed for young audiences, with minimal spoken language and a focus on gesture, movement and imaginative play.

Tuesday, 18 November

Puzzle games for 9–10 year olds at the National Museum of Natural History

This activity offers children the chance to work through patience games and puzzle challenges in a supervised setting. Participants can test their problem-solving skills through a series of tasks presented in Luxembourgish.

Wednesday, 19 November

Children's philosophy workshop

An hour of playful philosophy for young thinkers. The Athus Library in nearby Belgiuim invites children to explore big questions in a friendly setting where curiosity matters more than correct answers.

Thursday, 20 November

PLOMM: In the root system – open play group for babies and toddlers

Feel, grasp, crawl and explore. Set within the Tree of Tales installation, this open play session invites young visitors to discover textures, spaces and gentle sensory experiences in an arboral environment for early-years families.

Friday, 21 November

Lëtzebuerger Chrëschtmaart – Christmas market on Place d’Armes

The Christmas season begins on Place d’Armes as the Lëtzebuerger Chrëschtmaart opens for the year. Wooden stalls, lights, and food stands return to the city centre, with craft sellers, decorations and seasonal treats setting the tone for the weeks ahead. The Christmas tree and nativity scene take their usual place at the centre, marking the start of Luxembourg City’s winter programme.

Saturday, 22 November

St George’s International School community Christmas fair

A festive day of workshops, crafts and seasonal treats. St George’s International School opens its doors to families and visitors for its annual Christmas fayre, bringing together local makers, children’s activities and a warm, community-led celebration of the season.

Sunday, 23 November

Science festival 2025

A weekend of hands-on discovery in Luxembourg-Grund. With sixty-plus workshops, shows and demonstrations across science, technology and the natural world, the Science Festival returns with a packed public programme designed to encourage curiosity and active exploration for children.