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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?

21/12/2025 – Christmas Gifts

At the lucky dip at the local church fayre, presents are wrapped in different colours to denote how expensive they are. Children can swap presents of equal worth such that

 

 

How many yellow presents must you swap for one pink one?

Puzzle courtesy of Mensa member Peter Hooton

  • Show Answer

Y = 2P

P + 2B = G (clue 1)  3G – P = Y (clue 2)

Add these equations to give 3G + 2B = Y + G

So 2G + 2B = Y

G + B = P (clue 3)

Therefore, Y = 2P

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