Research Shows Only People With Superior Memory Can Pass A Basic Road Signs Test Prev Article Next Article A recent research gave this test to 100 American adults and only 8% got more than 5/15 correctly. Share this test with your family and friends Share On FacebookTwitterShareTweet Facebook Prev Article Next Article Related Posts Only People With An IQ Score Of 155-164 Passed This Tricky General Knowledge Test Observant test to reveal how good you are at reading people Find your hidden talent by taking this quiz Can You Pass a Third Grade Grammar Quiz? No One Can Score 10/10 In This High School Biology Test And It’s Driving The Internet Crazy Personality Balance Quiz to disclose if you are an introvert or an extrovert Can You Pass The Ultimate Spell-Check Exam? Only People With An IQ Score Of 155-164 Passed This Tricky General Knowledge Test This Meaning Quiz can only be passed by PhD holder Find out which magical creature are you Most English Speakers Cannot Spell The 25 Hardest Words In English, Can You? Are You Smart Enough To Pass This Hit-The-Dot Test? Try it!