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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?

29/3/24

Each square in the grid below contains the number 1, 2, 3 or is left blank.

1. There is exactly one blank in each row or column

2. Totals for each row or column are indicated.

 

1 6
2 8
5
3 6
4 9 4 8

Puzzle courtesy of Mensa member Peter Hooton

  • Show Answer

Start with the third column – that must contain two 1s and a blank. As the top row must have a blank, the blank in the third column must be on the top row. The top row can now be completed 1,3, blank, 2. Now complete column two which must have three 3s and a blank….

1 3 x 2 6
x 3 2 3 8
1 3 1 x 5
2 x 1 3 6
4 9 4 8

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