You have 20/20 vision if you can spot the hidden bat in haunted house
Jobseeker baffled after being given 'unsolvable' brainteaser at interview
Baffling horse riddle has people confused - can you solve it?
Only those with super vision can spot deer hiding in forest in 10 seconds
You'll need 'crisp vision' to spot the acorn hiding in autumn brainteaser
Baffling clock and table counting riddle catches thousands out - can you solve it?
Only 1% can solve this 'impossible' brainteaser and choose the right cup
Puzzle lovers 'can't figure out' 'toughest' school riddle of all time
Solve this 'rickety bridge' brainteaser in 30 seconds to prove you have a high IQ
Prove you've got a top IQ by solving tricky cube-themed maths puzzle
Find out if you're a 'closed off' person or 'social' in mesmerising illusion
Only those with 20/20 vision can spot the frog hiding in the plant in 20 seconds
You're in the top 30 per cent of people if you find all the pretzels in this brainteaser
You have the eyes of a sniper if you can spot the cat hiding in optical illusion
If you can solve 'impossible' brainteaser in 19 seconds you've got a high IQ
You'll need a high IQ to spot four-leaf clover in less than 15 seconds
Find hidden piglet in 'impossible' brainteaser and you're in the sharpest 2%
Spot hidden deer in garden picture to prove you have the 'world's sharpest eyes'
Puzzle fans challenged to find hidden fruit hiding in messy kitchen brainteaser
You'll need 'the best' eyesight to work out brainteaser in less than 90 seconds
Find out how creative you are based on what you see first in this optical illusion
You need eyes of a hawk to spot hidden tortoise among the grass in 10 seconds
Brainteaser is 'totally baffling' - only people with sharp eyes can find flat battery
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