Hello guzzlers.

Welcome to the second instalment of my new puzzle series.

Last time I asked you about Denise and her birthday. Today it’s a totally different style of problem

In colour!

Look at the image above. Which is the odd one out and why?



You want more?

Okay, here’s a second puzzle. It’s from the first grade admissions test for the Hong Kong Elementary School. So it’s for six year olds.



It went viral a year ago - but many of you will not have seen it.

Which parking spot number is the car parked on?

Can you solve it in 20 seconds, as the children were expected to do?

Twenty seconds is all you get ...

I’ll be posting the answers on this blog later today. If you’d prefer to watch the video of this problem, here it is:

Odd-one-out puzzle devised by Tanya Khovanova.



I post a puzzle here on a Monday every two weeks. If you like this sort of thing check out my other Guardian blog Adventures in Numberland. You can also check me out on Twitter, Facebook, Google+ and my personal website.

If you create puzzles and fancy seeing one published here get in touch.