We suggest you test yourself with an interesting puzzle. Look carefully at the series of numbers and determine which one will be next. Solving puzzles is a great way to distract yourself from everyday ...

There are 193 results, Your applied filters are, suitable for adults, ...

We usually think of children's puzzles as simple and intended only to introduce them to basic logical and mathematical thinking. However, some puzzles designed for children can easily confuse adults ...

Choose a color and fill the grid without breaking the rules. No two adjacent cells can have the same color. Pre-filled cells cannot be changed.

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter.

Rain is something that we're all too used to being in the UK - but can you answer this maths puzzle? Yellow hoodie ... mind' if you can work out next number in baffling maths sequence, and you ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter.

Want access to more than one puzzle a day? Subscribe to the i Digital Subscription to unlock unlimited access to 27 daily puzzles online and in the app, plus additional content and exclusive ...

with one missing digit that you need to fill in. The puzzle you are trying to solve goes as follows: 363 + 1?7 = 560. Can you guess the missing number here that is represented by the question mark?

The share of adults with literacy skills at the lowest ... The survey assesses and compares the working-age population’s literacy, number and problem-solving levels. Low scores don’t equal ...