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Have You Ever Been to an Arcade?
If you’re coming to Wonderopolis today, you’d better bring all your quarters!
Have You Ever Been to an Arcade?
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How Do You Build a Robot?
Bring your tools to Wonderopolis today. We’re going to build something great!
How Do You Build a Robot?
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How Smart Are Vending Machines?
If you like candy or soda, today’s Wonder of the Day will be a nice change of pace!
How Smart Are Vending Machines?