The Buzz Log What’s hot on Yahoo! Buzz™ (and why)...

It wasn't difficult to figure out why searches on "The Impossible Quiz" doubled over the last 30 days. The flash-based game is a smash with trend-savvy teens—a whopping 63% of searches for the test come from folks under 17.

So what is The Impossible Quiz? Well, it's a more of a series of riddles than an actual test of knowledge. It's not impossible, but it can be difficult for those who assume they know it all. Related searches on "answers to the impossible quiz" (+234%) and "the impossible quiz walkthrough" (+70%) have spiked thanks to folks seeking out shortcuts.

Predictably, we were miserable failures at the Impossible Quiz. But we didn't fail in our quest to uncover the top 20 quiz searches. Here's what else is making searchers quizzical this week...