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What is Inflation?
Inflate your sense of Wonder with today’s Wonder of the Day!
What is Inflation?
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How Are Currency Exchange Rates Determined?
Today’s Wonder of the Day will cost you one dollar…or 18 pesos…or 110 yen…
How Are Currency Exchange Rates Determined?
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When Was the Vietnam War?
Join us in Wonderopolis today for a look back at one of the most controversial conflicts in U.S. history!
When Was the Vietnam War?
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Why Is Blood Pressure Important?
We don’t want to pressure you, but we hope you’ll join us in Wonderopolis today!
Why Is Blood Pressure Important?
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How Much Does Penny Candy Cost?
Today’s Wonder of the Day takes a sweet trip down memory lane. Won’t you join us?
How Much Does Penny Candy Cost?