There is a sensitive little device hanging around on one of your walls that is often ignored until you are too cold or too hot. Your heating and cooling thermostat is a device that will help make you feel comfortable as well as save you money, if you know how to take care of it. Take this quiz on thermostat maintenance to ensure your home stays the temperature you choose.
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!