Become a member

My Mensa
Become a member
My Mensa
9109_Mensa_80 logo_FINAL
Facebook Twitter Linkedin

Puzzles

One activity that many of our members enjoy is puzzling! You can test yourself for fun with our brainteasers. Our quizzes and conundrums are updated regularly, so do check back on the page for the latest content, and if you get really good at them, why not find out what your IQ is by booking a Mensa Supervised IQ Test?

13/12/24 – And a Partridge

By the end of day four in the song “The Twelve Days of Christmas” my true love has sent to me a total of 20 presents

Day One – 1 – Total 1

Day Two – 3 – Total 4

Day Three – 6 – Total 10, etc.

At the end of which day will I have exactly 120 presents?

Puzzle courtesy of Mensa member Peter Hooton

  • Show Answer

Day 8.

DAY PRESENTS TOTAL
1 1 1
2 3 4
3 6 10
4 10 20
5 15 35
6 21 56
7 28 84
8 36 120

Puzzles for business use

We are also able to supply puzzle content to businesses, tailored to your needs. This can range from one-off media projects for marketing campaigns and content for newspapers, magazines and company websites, to long-running partnerships and licensing agreements.

Find out more by contacting our marketing team, via: communications@mensa.org.uk