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How Hand-powered Generators Work
electronics.howstuffworks.com/gadgets/travel/hand-powered-generators.htm
Hand-powered generators are great travel gadgets. Learn more about hand-powered generators at HowStuffWorks.
How Gear Ratios Work
science.howstuffworks.com/transport/engines-equipment/gear-ratio.htm
You see gears in just about anything that has spinning parts - car engines, transmissions, electric toothbrushes... Learn what these gears are doing and get to the bottom of the "gear ratio" concept!
The Ultimate Smart Homes Quiz
play.howstuffworks.com/quiz/smart-homes-quiz
If you're so smart, why would you need a smart home? The answer is for a variety of reasons, including saving energy costs, personal safety, even greater comfort. Take this quiz and see the smartest things in homes.
How Electromagnetic Propulsion Will Work
science.howstuffworks.com/electromagnetic-propulsion.htm
Get a sneak peek (even before NASA scientists) at a new type of spacecraft that could be jolted through space by electromagnets.
How Surge Protectors Work
electronics.howstuffworks.com/gadgets/home/surge-protector.htm
One piece of equipment you need at home is a surge protector. They safeguard your high-tech electronic devices from power surges. But how do you know which ones are best?
How SED-TV Works
electronics.howstuffworks.com/sed-tv.htm
Learn how the SED-TV combines the picture quality of a CRT with the compact design of a flat-screen plasma display.
Voltage Production: How Long Do Hybrid Batteries Last?
auto.howstuffworks.com/fuel-efficiency/hybrid-technology/hybrid-car-voltage.htm
How dangerous is hybrid car voltage? Learn how battery packs and high voltage sticks work and what hybrid car voltage can do in an accident.
Do You Know More About Physics Than a 5th Grader?
play.howstuffworks.com/quiz/do-you-know-more-about-physics-than-a-5th-grader
Hey there smarty-pants! It's time to put your science skills to the test with the ultimate quiz, to find out if you're smarter than a fifth grader in physics!
Moth Activities
lifestyle.howstuffworks.com/crafts/animal-crafts/moth-activities.htm
Moth activities include learning about moth navigation and moth watching. Find out more about moth activities for kids.
5 Easy Medicinal Herbs You Should Know and Grow
home.howstuffworks.com/medicinal-herb-garden.htm
In a world so heavily dependent on pharmaceuticals, it's a wonderful thing to be able to treat some common maladies straight out of your garden.