Can this American identify countries from their outlines? Watch to find out if he proves he's not dumb!

Where would you find the world's largest wetland? Which desert provided the location for the Arrakis scenes in Dune?

We'll stretch you with questions on the world's tallest living tree, famous volcanoes, the father of electricity and more.

Here at Mental Floss, we’ve launched a Trivia of the Day series, delivering 25 new questions daily that revolve around ...

Each question in the ABC 50/50 quiz has only two options: one is right, the other is wrong. Be warned: this week we're going to spring a trap.