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Everyday Science: Gear Quiz
play.howstuffworks.com/quiz/gear-quiz
Whether you know it or not, you probably use gears several times each day. Gears are used in a wide variety of mechanical devices including wrist watches, bathroom scales, washing machines and, of course, automobiles.
Get Cracking! 10 Ways to Reuse Egg Cartons
home.howstuffworks.com/green-living/ways-to-reuse-egg-cartons.htm
Egg cartons, whether cardboard, plastic or Styrofoam, can be reused for lots of projects in your home or garden. Here are 10 eggs-citing ones to try.
Top 10 Eradicable Diseases
health.howstuffworks.com/diseases-conditions/infectious/10-eradicable-diseases.htm
Here are 10 eradicable diseases on the brink of extinction thanks to breakthroughs in science. Check out 10 eradicable diseases at howstuffworks.com.
Easy Science Experiments For Kids
lifestyle.howstuffworks.com/crafts/science-projects/easy-science-experiments-for-kids.htm
These easy science experiments for kids use simple projects to introduce scientific concepts in fun ways. Learn easy science experiments for kids.
How Gears Work
science.howstuffworks.com/transport/engines-equipment/gear.htm
If a device has a motor, engine or spring, it probably has gears! But what do gears do, exactly, and how do they do it?
5 Reasons Parasites Are Beneficial to Earth
science.howstuffworks.com/environmental/green-science/5-reasons-parasites-beneficial.htm
You probably think all parasites are disgusting little critters, but that's not always the case. Several are actually critical to the planet.
Nematodes: Do We Still Need to Worry About Roundworms and Bare Feet?
health.howstuffworks.com/diseases-conditions/rare/nematodes.htm
When you were a kid, your mom probably told you not to go around barefoot because you could get worms. But are nematodes still a problem today?
How Power Windows Work
auto.howstuffworks.com/power-window.htm
Ever wonder what's behind the auto-up feature that can detect obstacles? Power windows are one of those hidden miracles in cars -- they're actually pretty amazing once you learn about them. Find out how power windows operate!
How Odometers Work
auto.howstuffworks.com/car-driving-safety/safety-regulatory-devices/odometer.htm
Mechanical odometers have been counting the miles for centuries. Although they are a dying breed, they are incredibly cool inside. Learn how this simple device tracks distance and find out about digital odometers.
5 Parasites That Breed On and In Your Skin
health.howstuffworks.com/skin-care/problems/medical/5-parasites-in-skin.htm
Parasites are creepy to begin with. They live on or in a host, including humans. Some even lay eggs in our skin!