Struggling with your kids' homework is a way of life for most parents. Your school years are so far in the past it's a miracle you can remember your three times tables.
So imagine being faced with this first grade admissions test for the Hong Kong Elementary School.
The puzzle for six-year-olds asks which parking spot number the car is parked on. Do you know the answer?
You have 20 seconds to work it out...
The test went viral a year ago but it's still doing the rounds. Probably because it seems completely impossible to solve.
We're glad that Business Insider shared the answer to this fiendishly tough test so we didn't have to work it out.