Riddles are a great test of anyone's brain power. They reveal who's the real Sherlock out there. Only 2% of Harvard students can solve these 10 riddles. Are you ready to check if you're among those 2%? It's a simple test to show how smart you are... You'll meet characters of different professions: astronauts, teachers, scientists. All of them will find themselves in tricky situations. Will they find a way out? Only with your help! Try thinking outside the box and don't forget to pause the video if you need more time.

Learn more about your ad choices. Visit megaphone.fm/adchoices