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Are You an Innie or an Outie?
Tag along with us as we examine the ins and outs of belly buttons today in Wonderopolis!
Are You an Innie or an Outie?
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Why Does Your Skin Get Wrinkly in Water?
Got a case of bath-time prune fingers you can’t seem to iron out? Head to Wonderopolis for the inside scoop on water wrinkles.
Why Does Your Skin Get Wrinkly in Water?
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Why Is Ice Slippery?
Skate on over to Wonderopolis today for a Wonder that’s really slick!
Why Is Ice Slippery?
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What Is the Ozone Layer?
Be sure to check out today’s Wonder of the Day before it’s going… going… gone!
What Is the Ozone Layer?
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What Is an Earthquake?
Shake, rattle, and roll over to Wonderopolis today for a Wonder of the Day that will rock your world — literally!
What Is an Earthquake?
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