Brainteasers are some of the best ways to challenge your brain as they are proven to boost cognitive function.

The challenging puzzles have been proven to help keep degenerative diseases such as dementia at bay by making sure your brain is healthy and active.

And just one brainteaser a day is proven to give your brain a much-needed exercise, with the more you practice the better you become.

So for those looking to challenge their brain today, look no further as this brainteaser is so difficult…