Brighten your style with our MERCH (open globally!) here: br These 7 puzzles will trick your brain. Take this fun test to check the sharpness and productivity of your brain. Try to answer these questions as quickly as possible and see the results! br br Our brain is a mysterious thing. We know more about stars than about the things inside our heads! But what we do know about the brain is that it gets less sharp and productive with age. br You have a maximum of 20 seconds for each task, but try to answer the questions as fast as possible. br br TIMESTAMPSbr What is the mistake two photos have in common? 0:45br How many holes does the T-shirt have? 1:53br How would you name this tree? 2:40br Can you solve this riddle one in 5 seconds? 3:21br Do you see a hidden baby? 4:26br Which line is longer? 5:12br Can you spot Mike Wazowski? 6:30br br #riddles #hardtest #brainteasers br br SUMMARYbr If it took you more than 20 seconds to answer each question, or you didn't manage all the tasks, it means that you have the brain of a mature person. It 's hard for you to make your mind see beyond the obvious and you can't handle change easily. br If took you less than 20 seconds, your brain is quite young, and you can approach tasks from different angles.