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How Hitch Safety Chains Work
auto.howstuffworks.com/auto-parts/towing/equipment/hitch-accessories/hitch-safety-chains.htm
Hitch safety chains allow you to focus on the road and not your hitch. Learn more about hitch safety chains at HowStuffWorks.
Does reading in dim light really hurt your eyes?
health.howstuffworks.com/human-body/systems/eye/reading-in-dim-light.htm
Does reading in dim light really hurt your eyes? Find out if the old saying is true and see if you can damage your eyes by reading in dim light.
What determines the rhythm of your heart?
health.howstuffworks.com/human-body/systems/circulatory/heart-rhythm.htm
Your heart rhythm must be steady in order to be strong. Learn about your heart rhythm and find out what your heart does during every heartbeat.
Engine Performance Quiz
play.howstuffworks.com/quiz/engine-performance-quiz
Can you tell the difference between a camshaft and a stick shift? You will once you take the engine performance quiz. See if you know what makes your car get up and go.
What is St. Elmo's Fire?
science.howstuffworks.com/nature/climate-weather/atmospheric/st-elmo-fire.htm
St. Elmo's Fire is a weather phenomena that often appears on the masts of ships and the wings of airplanes. Learn about St. Elmo's Fire and plama.
Types of Fireworks and How the Pyrotechnics Work
science.howstuffworks.com/innovation/everyday-innovations/fireworks.htm
Fireworks may seem magical, but the science behind them is easy to understand. Learn how fireworks and firecrackers work and watch a fireworks video.
How Gear Ratios Work
auto.howstuffworks.com/gears.htm
Gear ratios are what allow a car to reach a high rate of speed or climb a steep hill. Learn about gear ratios see examples of how gear ratios function.
Stored Energy Methods (Other Than Rechargeable Batteries)
science.howstuffworks.com/environmental/energy/question247.htm
One way to store energy is to use a battery, but what other ways can we store energy? Learn about different ways to store energy 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.
Veteran's Day Crafts
lifestyle.howstuffworks.com/crafts/holiday-crafts/veterans-day-crafts.htm
Veterans Day crafts include an army of wooden-spoon soldiers and patriotic raindrops. Learn about crafts for kids to celebrate Veterans Day.