Museum De Lakenhal shows planktonium by Jan van Ijken: a magical art film about the life of plankton.

There have been a lot of amazing and important discoveries done in Leiden. Follow the Route of Discoveries: see new places in the city or fi...

For lovers of maths, there's a walk they can go on all by themselves: The Leiden Maths Walk with challenging mathematical questions.

Maths is really everywhere. Make a whirlpool and build your own bridge. Discover what sound looks like and play with perspective like an art...

There have been a lot of amazing and important discoveries done in Leiden. Follow the Route of Discoveries: see new places in the city or fi...

Museum De Lakenhal shows planktonium by Jan van Ijken: a magical art film about the life of plankton.

Maths is really everywhere. Make a whirlpool and build your own bridge. Discover what sound looks like and play with perspective like an art...

For lovers of maths, there's a walk they can go on all by themselves: The Leiden Maths Walk with challenging mathematical questions.

Do you want to compete against the best puzzle and/or sudoku players in the country? Quickly join the online qualifiers for the Dutch Champi...

Maths is really everywhere. Make a whirlpool and build your own bridge. Discover what sound looks like and play with perspective like an art...

Join the ARISE Hackathon 2022! In this year's hackathon, we want to challenge you to come up with creative solutions to different questions.

Museum De Lakenhal shows planktonium by Jan van Ijken: a magical art film about the life of plankton.

For lovers of maths, there's a walk they can go on all by themselves: The Leiden Maths Walk with challenging mathematical questions.

There have been a lot of amazing and important discoveries done in Leiden. Follow the Route of Discoveries: see new places in the city or fi...

Do you want to compete against the best puzzle and/or sudoku players in the country? Quickly join the online qualifiers for the Dutch Champi...

For lovers of maths, there's a walk they can go on all by themselves: The Leiden Maths Walk with challenging mathematical questions.

Join the ARISE Hackathon 2022! In this year's hackathon, we want to challenge you to come up with creative solutions to different questions.

There have been a lot of amazing and important discoveries done in Leiden. Follow the Route of Discoveries: see new places in the city or fi...