Not many people are able to pass this tricky test in less than 20 seconds. But don’t worry! If you get stuck, you can scroll down to check out the answer. Are you up for the challenge? Go for it!
QUIZ 1: Can you find the missing one in less than 15 seconds?
And the solution is…
QUIZ 2: Let’ s try again
Ready? Set! Go!
QUIZ 2: SOLUTION
Yes, that’s right. The 4 is missing. Ready for the next one?
Here is the solution