First things first: Read through this list to see if you can figure them out. Once you’ve got them all down, it’s time to ...

Here are 140 really hard riddles for kids and adults (with answers)—guaranteed to vex and confound you. Related: Can You Solve the ‘A Man Steals $100 From a Shop’ Riddle?

It's game on to see which of these hard riddles for kids and adults you can answer first.

This riddle is so hard that apparently, only two per cent of adults can get it right on the first try, but on the flip side, many children are finding it much easier to answer ...