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The Ultimate Minerals and Supplements Quiz
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Whether in large doses, like calcium, or only small traces, like chromium, our bodies need minerals to function properly. Take this quiz to learn about minerals and supplements and decide for yourself.
Potato Battery Experiment: Powering a Light Bulb With a Potato
science.howstuffworks.com/innovation/everyday-innovations/how-to-make-potato-powered-light-bulb.htm
You want to make a potato powered light bulb, but you're not sure how to do it. Learn about how to make a potato powered light bulb in this article.
How Soil Lamps Work
science.howstuffworks.com/environmental/green-tech/sustainable/soil-lamp.htm
Soil lamps are discussed in this article from HowStuffWorks. Learn about soil lamps.
Can Foods Really Bolster Your Immune System?
health.howstuffworks.com/wellness/food-nutrition/facts/foods-immune-system.htm
It's something we hear or read a lot: Certain foods can help your immune system. But what does that really mean? And is there any science behind it?
How Batteries Work
electronics.howstuffworks.com/everyday-tech/battery.htm
Batteries power the appliances you use daily. Check out battery experiments, the history of batteries, battery reactions and the chemistry behind battery power.
Nuts and Seeds: Natural Weight-Loss Foods
Nuts and seeds can be super high in fat, but this fat may aid weight loss. Learn about nuts and seeds and weight loss.
Should you really feed a cold?
health.howstuffworks.com/diseases-conditions/cold-flu/feed-a-cold.htm
Should you really feed a cold, or is this just an old wives' tale? Get the science behind the "feed a cold" saying in this article.
Why do batteries seem to go dead and then come back to life if you let them rest?
electronics.howstuffworks.com/everyday-tech/question390.htm
Why do batteries seem to go dead and then come back to life if you let them rest? Learn about dead batteries and battery life.
What Is Rust?
science.howstuffworks.com/question445.htm
Rust is the common name for iron oxide, which is created when iron bonds with oxygen. In fact, pure iron is only rarely found in nature because it interacts with oxygen so easily.
11 Home Remedies for Nosebleeds
health.howstuffworks.com/wellness/natural-medicine/home-remedies/home-remedies-for-nose-bleeds.htm
There are many safe and effective home remedies for nose bleeds. Learn how to stop a bloody nose using objects you can find in your home.