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The Origins of the Steamship
science.howstuffworks.com/innovation/inventions/steamship.htm
Steamships quickly replaced sails in the early 1800s. Learn more about the origins of steamships and the innovations that led to their creation.
Can we plug the hole in the ozone layer?
science.howstuffworks.com/environmental/green-science/plug-hole-ozone-layer.htm
Plugging the hole in the ozone layer is explained in this article. Learn about plugging the hole in the ozone layer.
How the Vikings Worked
history.howstuffworks.com/historical-figures/viking.htm
The Vikings, we may think, were bloodthirsty pillagers in horned helmets. While Vikings did plunder, they also did great things -- and in different headgear.
5th-Grade General Knowledge Quiz
play.howstuffworks.com/quiz/5thgrade-general-knowledge-quiz
Were you a whiz kid at school? How much do you remember from your days in 5th grade? Test your knowledge of 5th grade facts with this simple math, science, English, and history quiz!
How Religion and Anti-regulatory Bias Birthed a $36 Billion Supplement Industry
health.howstuffworks.com/wellness/food-nutrition/vitamin-supplements/supplement-industry-news.htm
Supplements promise the moon - lose weight, end depression, stop smoking, sleep better, get young again! The supplement industry grew to massive proportions by offering up perfection in a pill.
How Far Will You Go on This "Moana" Quiz?
play.howstuffworks.com/quiz/how-far-will-you-go-on-this-moana-quiz
The ocean chose you for a reason - so you could impress everyone with your amazing "Moana" knowledge! And now, with this quiz, you can do just that. What can we say except ... you're welcome?
How Lewis and Clark Worked
history.howstuffworks.com/historical-figures/lewis-and-clark.htm
Lewis and Clark are famous for exploring the Louisiana Purchase. Learn about the exploration of Lewis and Clark and their Corps of Discovery.
5 Ways to Use Algae for Fuel
auto.howstuffworks.com/fuel-efficiency/biofuels/5-ways-use-algae-fuel.htm
Could we use algae for fuel? Keep reading to discover 5 Ways to Use Algae for Fuel.
10 Active Senior Hobbies
health.howstuffworks.com/wellness/aging/senior-health-lifestyle/10-active-senior-hobbies.htm
Active senior hobbies can help maintain fitness and health. See this list of 10 active senior hobbies to get inspired.
How to Have a Great Date on a Budget
health.howstuffworks.com/relationships/dating/how-to-have-a-date-on-budget.htm
Want to know how to have a great date on a budget? Visit Discovery Health to learn how to have a great date on a budget.