Are YOU a maths whizz? You have a 'high IQ' if you can crack this puzzle in less than 30 seconds

• Can you find odd sequence in this numerical brainteaser by Immerse Education?
• READ MORE: Can you spot this hidden cactus in this mind-boggling brainteaser?

Think you're a maths whiz with razor-sharp observation skills? Then this puzzle may have been made just for you.

In this tricky brainteaser, puzzlers are challenged to find a hidden number in seconds - so, can you locate it before the timer ends? 

Immerse Education has unveiled a new brainteaser that's challenging even the brightest minds. 

The task is to locate a hidden number amidst a sea of identical sequences in under 30 seconds. If you can, you might just have a high IQ. 

This deceptively simple puzzle features rows and rows of the number 383, with one sequence standing out from the rest. 

Your mission, should you choose to accept it, is to find the odd one out in less than a minute. 

While it sounds easy, the uniformity of the numbers can trick your eyes, making it much harder than it appears. 

Ready to test your skills? Set your timer and put on your glasses. If you need a little help, try zooming in on the image. 

Finding the hidden number requires keen eyesight, an attentive mind and quick thinking. 

If you spotted it within the time limit, congratulations! You've got enviable observational skills. 

If you're still struggling to locate it, don't worry, as we've provided the answer below.

Avert your eyes to the left side of the image and scan down to the eleventh row.

Count three numbers from the left and you'll find the sequence '363' amidst the sea of 383s. 

Fancy another challenge? This tricky brainteaser challenges holiday-makers to put their observational skills to the test by finding three broken suitcases - but can you locate them in seconds?

Created by PayingTooMuch, the summer-themed puzzle raises the importance of travel insurance, which can cover accidents, cancellations and damage to luggage.

With this in mind, creators at the travel insurance company have designed a mind-boggling brainteaser that requires challengers to find three distinct pieces of broken luggage.

However, this seemingly simple puzzle is no easy feat - as only those with laser-sharp vision can locate the damaged suitcases in under 30 seconds.

In the busy image, most of the dozens of cases feature a light blue design, including the three broken ones, while others are coloured pink, purple, and orange. Click here for the answer if you're unable to solve it!