All ready to curl up by the fireplace with a glass of mulled wine for a romantic evening? And then completely turned off by the filth and soot that has blackened the glass doors of your fireplace? Never fear, your romantic evening can be salvaged -- just take our quiz and learn how to clean your glass fireplace doors.
How much do you know about how car engines work? And how much do you know about how the English language works? And what about how guns work? How much do you know? Lucky for you, HowStuffWorks is about more than providing great answers about how the world works. We are also here to bring joy to your day with fun quizzes, compelling photography and fascinating listicles. Some of our content is about how stuff works. Some is about how much you know about how stuff works. And some is just for fun! Because, well, did you know that having fun is an important part of how your brain works? Well, it is! So keep reading!