Household Appliances

Household appliances and amenities surround you every day, but do you ever wonder how they work? Explore household items and learn how they work.


We use electricity everyday to run a number of appliances and lights. But how much does it cost per hour to power these things? Find out how much it costs to leave an electric blanket on all day in this article.

Thermometers are used in everything from medicine to cooking. Find out how thermometers gauge temperature and learn how to make your own!

How can the same device keep hot things hot and cold things cold? Find out what goes on inside a Thermos!

You probably have at least one light that is controlled by two separate switches -- either switch can turn it on or off. Find out how the light knows what to do with two sources of input.

You probably don't give it much thought until the shower goes cold, but water heaters are part of our daily lives. Find out how these ever-important appliances produce hot water -- and what may be wrong if they don't.