So you've probably heard of biofuels, because people are talking about the topic a lot lately in relation to climate change and environmental issues. And you might have some idea about the difference between biofuels and fossil fuels. But beyond that, how much do you really know about them? Take the quiz to find out!
It's impossible to ignore any current news about Trump and his presidency, but how much do you know about his life before he took office? Let's go all the way back with this quiz. Find out exactly how well you know Trump!
Marijuana is constantly in the news these days, so we're sure you have at least some general knowledge about it. But just how high does your knowledge go? Are you an expert, or is there more that you could learn? Go ahead and test yourself with this quiz!