Find out about yourselfJoin Mensa nowBrowse our shop

Mensa banner image
Kayaking
Mensa banner image
Mensa banner image
Mensa banner image
M@C
Mensa banner image
Mensa Robotics
Masquerade
Thinks at Oxford
Mensa banner image
Mensa banner image
Mensa banner image
Mensa Forensic Day

Were you previously a member? Rejoin


Are you a member of another National Mensa? Become a Guest member

Welcome... curious about your IQ?

British Mensa has more than 20,000 members from all walks of life with IQs in the top 2%.

Mensa aims to identify and foster human intelligence for the benefit of humanity.

Mensa’s members use the society to share their knowledge, their enthusiasms and their passions with like-minded people.