THERE are many different types of brain teasers and optical illusions out there.
Some can reveal hidden aspects of your personality, while others can put your mind to the test with tricky challenges.

This brain teaser simply asks you to spot all five hidden utensils in under 18 seconds – but be warned, it's harder than it looks.
The sneaky utensils are hidden in plain sight in this brain teaser, which was created by Diamond Interiors, but they're almost impossible to find in the time.
So, do you think you can mangage it?
Press play on the video above to start the timer and see if you really have 20/20 vision.
Once you're done, why not challenge your friends and family to see who the true champion really is?
You must bring out your best game to crack this challenge otherwise it will leave you pulling your hair out as you race against the clock.
But did you know that solving optical illusions is a great way of training your brain and improving creative thinking?
Brainteasers are purposefully designed to trick our vision and can be used as simple determiners of intelligence.
So you might want to try Flying Eze's created to stimulate the deepest parts of your brain.
The answer to our original puzzle is coming up, as well as some more challenging tasks to try.
In this mind-bending image, everyone can count the ducks but if you can among the reeds in less than seven seconds you may have 20/20 vision.
Another tricky brainteaser a gnarled tree but only those with high IQ can hiding on it.
If that's still not hard enough for you, then have a go at in less than five seconds.
Or you can have a go at that has confused fans for years.
Ready for the answers?
Scroll down to see where all five of the utensils were hiding in the image.
Did you manage to spot them all?
