Welcome to the Ritangle competition

Ritangle 2024 has now finished.

Thanks to everyone who took part.

More information

Ritangle is generously sponsored by Jane Street

Jane Street love puzzles! Find out why and have a go at some of theirs!

An MEI maths competition

MEI is an independent charity committed to improving maths education. We promote mathematical thinking by emphasising understanding and highlighting the connections within maths.

MEI © 2024