"Riddle me this, riddle me that, what eats bamboo and looks like a cat?" A bamboo-eating cat of course! If you didn't get that one, then you're seriously going to struggle with these hard riddles. Riddles are not only for Sphynxes, guarding the Pyramids but also for humans, who love brain teasers. Also, they are a great way to silence your kids for a couple of hours, if you have them.
These funny riddles come from the website Propensity For Curiosity, and they're tough enough to test the resolve of even the most experienced conundrum crackers. So get comfortable, take the phone off the hook, limber up those mental muscles and get ready to concentrate - you'll find some of the best riddles for adults in this list. And, no cheating!
P.S.: Those are some hard riddles to solve, so if you're really stumped then you can click on the picture to find the answer.