Episode guide
Hearing: The Science of Sound Waves and Ears
Every sound you have ever heard was air, gently pushed. This episode follows a whisper from a mouth to a tiny drum and into the mind.
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10:45
Sleep timer
The science, gently
- Sound travels as ripples in the air, and your eardrum is a skin that feels them.
- Three tiny bones in your ear, the smallest in your body, pass the ripples inward.
- Your ears never switch off; your brain politely lowers the volume while you sleep.
Wonder together
- What is the quietest sound you can hear right now?
- Which sounds would you keep, if you could keep only five?
- How does your brain know a lullaby from a truck?
Tonight's calm-down
List tonight's sounds without judging them: the house, the air, your breath. Your ears will stand watch, as they always do. They have never once needed your help to do it.
Go further together
There's so much more to explore.
The episode is a whole story on its own. But if the wondering keeps going after the audio ends, the Family Guide opens this one all the way up: the same calm voice, turned into something you can do together at the table the next morning.
- Questions written for your child's age, not just their reading level
- One hands-on experiment, simple enough for tonight
- The science words behind it, in plain language
- A printable to color, keep, or fill in
Two versions inside: one for ages 4–6, one for ages 7–10.
Free to read while the library grows.
Listen to this episode.
Tomorrow night
If you are still wondering, the biggest sound the sky ever makes.
Thunder & LightningThe sky's electric lullaby
Ideas inside this one: sound and echoes, air and pressure, the senses.