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The Ultimate Hydraulic Machines Quiz
play.howstuffworks.com/quiz/hydraulic-machine-quiz
Hydraulic equipment is amazing in its strength and agility. From common backyard machines to the huge machines you see on construction sites, hydraulics make quick work of even the most difficult tasks. How much do you know about hydraulic machines?
How the Gyroscope Works
science.howstuffworks.com/gyroscope.htm
Did you know that airplanes and space shuttles use the utterly low-tech gyroscope for navigation? Discover the secret behind gyroscopic motion!
How Did 'Stand Your Ground' Laws Originate?
people.howstuffworks.com/how-did-stand-ground-laws-originate.htm
HowStuffWorks takes a look at Stand Your Ground laws.
Science Projects for Kids: Laws of Gravity and Motion
Test Sir Isaac Newton's laws of gravity and motion with science projects. Learn how to make science projects for kids: laws of gravity and motion.
How Do You Throw a Boomerang So That It Comes Back to You?
entertainment.howstuffworks.com/throw-boomerang.htm
My girlfriend just gave me a boomerang for my birthday. I'd like to use it, but I don't know how. We're going to the park soon - please help!
United States Enacts the Lend-Lease Bill: January 1941-June 1941
history.howstuffworks.com/american-history/united-states-enacts-lend-lease-bill.htm
This World War II timeline highlights important dates from January 1941 to June 1941. Follow the events of World War II and the German invasion.
How the MQ-9 Reaper Works
science.howstuffworks.com/reaper.htm
Early unmanned aerial vehicles (UAVs) primarily carried out reconnaissance missions in war zones, but the Reaper packs some serious heat. Is there anything more foreboding than a drone with a Hellfire missile?
How Karate Works
entertainment.howstuffworks.com/karate.htm
Karate is an incredible art form, built on the concept of merging body and mind into a defensive weapon. See how karatekas use this merger to break wood and cinder blocks with their hands and feet.
How Digital Scales Work
electronics.howstuffworks.com/gadgets/fitness/digital-scale.htm
Digital scales are common measuring devices that harness several physical laws. Learn how digital scales weigh everything from peanuts to penguins.
How Zero-gravity Flights Work
science.howstuffworks.com/zero-g.htm
Zero gravity flights are used to simulate a zero gravity environment for astronauts in training. Find out how zero gravity flights simulate weightlessness.