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How Many Sports Are in the Olympics?
If you’re coming to Wonderopolis today, you’d better be ready to play!
How Many Sports Are in the Olympics?
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How Are Viruses and Bacteria Different?
The subjects of today’s Wonder of the Day may be different, but they can both make you very sick!
How Are Viruses and Bacteria Different?
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What Is a Parasite?
Today’s Wonder of the Day takes a closer look at some really needy creatures!
What Is a Parasite?
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Why Do People Kiss Under Mistletoe?
Uncover the history behind the plant in the doorway and its power to make people pucker up.
Why Do People Kiss Under Mistletoe?
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