Explore Wonders | Find: 一比一仿阿尔及利亚身份证{官网:ｚｊｗ２１１.ｃｏｍ}临汾延安办理证件-一比一仿西北大学毕业证（证件网:ｚｊｗ２１１.ｃｏｍ)一比一仿伊利湖骨科医学院毕业证lb | Wonderopolis

Explore Wonders | Find: 一比一仿阿尔及利亚身份证{官网:ｚｊｗ２１１.ｃｏｍ}临汾延安办理证件-一比一仿西北大学毕业证（证件网:ｚｊｗ２１１.ｃｏｍ)一比一仿伊利湖骨科医学院毕业证lb | Wonderopolis

Wonderopolis

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Who Was Duke Ellington?

Learn about a jazz legend in today’s Wonder of the Day!

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Who Was Duke Ellington?
Why Is "lb" the Abbreviation For Pound?

Our hearts are POUNDing thinking about today’s Wonder of the Day. We hope you can handle it. It’s a little bit heavy!

#240

Why Is "lb" the Abbreviation For Pound?
Do Insects Work Out?

Grab a bug and head on over to Wonderopolis today to pump some iron!

#836

Do Insects Work Out?
Why Do Measurements Matter?

We sure hope today’s Wonder of the Day measures up!

#1114

Why Do Measurements Matter?
How Do You Use the Metric System?

We hope you get a Metric ton of enjoyment from this Wonder of the Day!

#2360

How Do You Use the Metric System?