Some of these are definitely stumpers! Scroll through to read all the riddles for adults and see how smart you really are.

Over the years, the Riddler has posed quite a few interesting conundrums for Batman to solve. These are the best of the bunch ...

The riddles in this quiz are a bit younger - they were all written in Europe in what's known as the early medieval period (400-1000 AD). They're about all sorts of things, including animals ...

If they all were entombed together, perhaps by a flash flood, they likely all belonged to the same social group. And if they were an "extended family," they were certainly all the same species.

What's the best way to get rid of all that post-mooncake-binge waste? Our readers have some suggestions Here are nine beginner’s lantern riddles; let’s see if you can crack them all.