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Ri upcoming closures

The Ri is closed for building works from Monday 28 July to Friday 12 September (inclusive), apart from our popular Summer Holiday Workshops for children.

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A child painting

Workshops

Holiday workshops: It's all in your head (ages 7–9)

Wed 03 Aug 2022

In this workshop for 7–9 year olds, students will explore intriguing ways your brain works

Holiday workshops: It's all in your head (ages 7–9) Read more
Video Marcus du Sautoy in a stripey jumper gesticulating at the camera

Maths

Mathematics is the Art of the Shortcut - with Marcus du Sautoy

From algebra to geometry, maths is often about finding shortcuts to large problems.

Mathematics is the Art of the Shortcut - with Marcus du Sautoy Read more
Video Hannah Fry presenting a lecture in the Royal Institution Theatre

CHRISTMAS LECTURES Maths

Secrets and lies – How to get lucky (2019)

Hannah Fry explores luck and asks whether probability allow us to understand and predict complex systems.

Secrets and lies – How to get lucky (2019) Read more
chess board with chess pieces made out of wood

Maths

Off-the-shelf Masterclass: Being systematic

Investigate how many squares there are on a chessboard (hint: not 64) and extend this reasoning to cubes, triangular grids, and

Off-the-shelf Masterclass: Being systematic Read more
the letter Pi on a chalkboard with the numeric value of Pi underneath up to the 23rd decimal point

Maths

Off-the-shelf Masterclass: Special number pi

Introduce your students to pi and explore its fundamental connection to circles, and the randomness in its infinite string of

Off-the-shelf Masterclass: Special number pi Read more
Blog A USAAF B-29 Superfortress 

Maths

How not to be wrong

Mathematician Jordan Ellenberg tells us why maths is a powerful tool in everyday life.

How not to be wrong Read more
Sierpiński's triangle drawn on the ground with chalk

Maths

Off-the-shelf Masterclass: Sierpinski’s triangle

Explore Sierpinski’s triangle, a beautiful mathematical shape which appears in surprising places. Create the shape in different

Off-the-shelf Masterclass: Sierpinski’s triangle Read more
close-up of a daisy

Maths

Off-the-shelf Masterclass: Numbers in nature

What is the Golden Ratio and why is it interesting? Why does it crop up in nature so often? Here we explore these questions and

Off-the-shelf Masterclass: Numbers in nature Read more
the enigma machine - a WW2 code breaking machine

Maths

Off-the-shelf Masterclass: Codebreaking and ciphers

Explore some encryption techniques used throughout history for guarding top-secret information. Encode messages using a variety

Off-the-shelf Masterclass: Codebreaking and ciphers Read more
pile of colourful foam numbers

Maths

Off-the-shelf Masterclass: Patterns in primes

Investigate the random nature of primes and the unusual patterns that emerge as you delve into them. Use a special number

Off-the-shelf Masterclass: Patterns in primes Read more

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