Optical illusion: Only a genius can spot the odd number hidden among a sea of identical “968s” admin 5 hours ago BioGraphi Comments Off on Optical illusion: Only a genius can spot the odd number hidden among a sea of identical “968s” 0 Views Optical illusions are incredible brain welders who put your observation skills for the test and call into question your ability … Read more Share Facebook Twitter Stumbleupon LinkedIn Pinterest