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A Comprehensive Guide to the Layers of the Earth
science.howstuffworks.com/layers-earth.htm
Delve into the Earth's layers: crust, mantle, outer core, and inner core. Discover the secrets beneath our feet and the dynamic processes at play.
Can You Name All 40 of These Cats?
play.howstuffworks.com/quiz/can-you-name-all-40-of-these-cats
Can you name all these cats? How about Fuzz Aldrin, F. Scott Fitzferal, and Don Drapurr? OK, we're looking for the species name of each wild cat, but you can name them too if you want!
How Light Sticks Work
science.howstuffworks.com/innovation/everyday-innovations/light-stick.htm
Light sticks produce a mesmerizing neon glow before slowly extinguishing. Learn about light sticks, chemical light sticks and how they work.
What happens when pregnant women smoke?
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/issues/question551.htm
Pregnancy and smoking should never be mixed because of the harm it can cause to the developing baby. Learn more about pregnancy and smoking.
Is anyone developing lifetime engine oil?
auto.howstuffworks.com/lifetime-engine-oil.htm
Is someone really developing lifetime engine oil for your car or truck? Read more about lifetime engine oil at HowStuffWorks.
How Towing Braking Systems Work
auto.howstuffworks.com/auto-parts/towing/equipment/protective-towing/towing-braking-systems.htm
Towing braking systems provide RV drivers the peace of mind that they deserve. Learn all about towing braking systems at HowStuffWorks.
What Is Octane and How Does It Work?
auto.howstuffworks.com/fuel-efficiency/fuel-consumption/question90.htm
Adding a chemical called tetraethyl to fuel can significantly improve the gasoline's octane rating. But what is octane? And how does it improve the gasoline we buy? Read on to explore this fascinating molecule.
American Flag Crafts and Activities
lifestyle.howstuffworks.com/crafts/seasonal/american-flag-crafts-and-activities.htm
American Flag Crafts and Activities for Kids help celebrate the family's favorite summer holiday, the Fourth of July. See patriotic activities here.
How Flexplay DVDs Work
electronics.howstuffworks.com/flexplay.htm
Flexplay dvd rentals allow you to rent dvds and watch them when you want without returning them. Learn more about Flexplay dvd rentals in this article.
How Universal Translators Will Work
electronics.howstuffworks.com/gadgets/travel/universal-translator.htm
A wearable device that will translate English into a dozen languages will be introduced later this year. See how it will work!