Why do I have to go to bed?

Why do I have to go to bed?

Do you find bedtime annoying? Find out why sleep is a good thing...
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Ew, poo!

Ew, poo!

What do you know about poo?
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How long are your intestines?

How long are your intestines?

Your guts are longer than you think!
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Let the light in!

Let the light in!

How do your pupils work?
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Why do we puke?

Why do we puke?

Sick science!
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What do you know about... Bats?
Batty about all things bat? Try out our quiz and test your knowledge

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What does an astronaut wear?
Try on a spacesuit!

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Fizzy icebergs
What's that sound?