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Why do Fireflies light up their butts?


Episode 420


How do Fireflies make light? Do Fireflies communicate by glowing? Are Fireflies energy efficient?

Grown-Ups:

Be a better you in 2024 with Babbel, the science-backed language-learning app that actually …


Published on 2 years, 5 months ago

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Do Clouds weigh more than elephants?


Episode 419


Where do Clouds come from? What are Clouds made of? How do Clouds protect the Earth?

Grown-Ups:

Be a better you in 2024 with Babbel, the science-backed language-learning app that actually works. Get 55…


Published on 2 years, 5 months ago

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Who built the Washington Monument?


Episode 417


Was the Washington Monument once the tallest structure? What was the Monument supposed to be? What monumental mistake is still visible today?

Grown-Ups:

Be a better you in 2024 with Babbel, the science…


Published on 2 years, 5 months ago

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How do Muscles make you strong?


Episode 416


How do your Muscles work? Where do you have the most muscles? How do muscles get stronger? 

Grown-Ups:

Be a better you in 2024 with Babbel, the science-backed language-learning app that actually works.…


Published on 2 years, 5 months ago

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How much does a Manatee need to eat every day?


Episode 414


What animals are Manatees related to? What special things can Manatees do? Are Manatees really friendly?

Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA episode …


Published on 2 years, 5 months ago

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Why does Soda have bubbles?


Episode 413


What were the first Soda Pops? How do they get the bubbles into Soda? Were early Sodas actually used as... medicine?

Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA e…


Published on 2 years, 5 months ago

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Why are Kids more Ticklish than Adults?


Episode 411


Why do people laugh when they get tickled? Why are some parts of you more Ticklish than others? What are the two types of Tickles?

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Published on 2 years, 6 months ago

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How are animals able to survive the cold of Antarctica?


Episode 410


What animals live in Antarctica? What are the most popular Antarctic animals? Which Antarctic animals are surprisingly ferocious?

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Published on 2 years, 6 months ago

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Was it once illegal for kids to drink Milkshakes?


Episode 409


Who invented the Milkshake? What invention helped make Milkshakes so popular? How do you make the perfect Milkshake?

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Published on 2 years, 6 months ago

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Why are most Flags rectangular?


Episode 408


How was the American Flag designed? What does Flag Day celebrate? What do the colors on Flags stand for?

Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA episode every…


Published on 2 years, 6 months ago





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