小脑袋，大问题 • Little Brains, Big Questions

Together, we discover that baby teeth were never meant to stay forever, what's really happening under the gums long before a tooth ever falls out, and the animal that grows thousands of teeth in its lifetime.

我们会发现，乳牙其实从一开始就不是要一直留着的, 还有，在一颗牙齿真正掉下来之前，牙肉底下到底发生了什么事，以及有一种动物，一生中会长出成千上万颗牙齿。

Perfect for little listeners aged 5–8.

Together, we discover that the world is home to thousands of different languages, why a mountain or an ocean between two villages can eventually turn into two completely different ways of speaking, and how one small country ended up with more languages than almost anywhere else on Earth.

我们一起发现，世界上原来有成千上万种语言，为什么一座高山或一片海洋，隔在两个村子之间，久而久之会变成两种完全不同的说话方式，还有一个小小的国家，为什么最后拥有的语言，比地球上几乎任何地方都多。

Perfect for little listeners aged 5–8.

Together, we discover that sleep isn't just "doing nothing" — it's actually when your brain gets busy behind the scenes, sorting through everything you learned that day and helping your body grow stronger while you rest. We also learn what happens to people who don't get enough sleep, and why it's so much harder to think, remember, and even feel happy without it.

我们会发现，睡觉并不是"什么都不做"——其实，睡觉的时候，大脑正在悄悄地工作，整理你这一天学到的东西，还帮助身体变得更强壮。我们还会认识那些睡眠不够的人会怎么样，了解为什么少了睡觉，思考、记忆，甚至开心都会变得更难。

Perfect for little listeners aged 5–8.

Together, we discover that a dog's tail can tell a completely different story depending on how fast it moves, how high it sits, and even which side it swings toward, and why a wagging tail doesn't always mean a happy dog.

我们一起发现狗狗的尾巴摇动的速度、高度，甚至摇向哪一边，都藏着不同的意思，而摇尾巴并不代表狗狗一定很开心。

Perfect for little listeners aged 5–8.

Together, we journey beneath the Earth's crust to discover the scorching layer where rock melts into magma, how pressure builds until it finally breaks through, and the surprising truth that some of the most active volcanoes on Earth are hiding deep underwater.

我们一起踏上地壳之下的旅程，去发现那灼热的地层——岩石在那里熔化为岩浆；压力如何不断积聚，直至最终冲破而出；以及一个令人惊讶的事实：地球上一些最活跃的火山正深藏于水下.

Perfect for little listeners aged 5–8.

Together, we discover that the Earth never stops spinning, what that means for every family on the other side of the world right now, and why we never feel the ground moving beneath our feet.

我们一起发现，地球从未停止转动，这对此刻世界另一端的每一个家庭意味着什么，以及为什么我们从未感到脚下的地面在动。

Perfect for little listeners aged 5–8.

Together, we discover that sunlight is hiding all the colors of the rainbow, what happens when light crashes into the tiny particles in our atmosphere, and why sunsets turn everything red and orange.

我们一起发现阳光中隐藏着彩虹的所有色彩，当光撞上大气中的微小颗粒时会发生什么，以及为什么日落会把一切都染成红橙。

Perfect for little listeners aged 5–8.

Together, we discover what life was like when dinosaurs ruled the Earth, what scientists believe caused their sudden disappearance, and the surprising twist that means dinosaurs never truly went away.

我们一起探索：恐龙统治地球的时候，地球上的生命是什么样子的？科学家认为恐龙为什么会突然消失？还有一个让人惊讶的秘密——其实，恐龙从来没有真正消失。

Perfect for little listeners aged 5–8.

Hi, I'm Chen Laoshi 陈老师, and if you've ever caught yourself mid-bedtime-story wondering how to answer "Why is the sky blue?" in Mandarin, this podcast is for you.

小脑袋，大问题 is a bilingual show for curious 5–8 year olds, built around the questions kids actually ask — why dinosaurs disappeared, why dogs wag their tails, why the sky does what it does. We tell the story mostly in Mandarin, with just enough English woven in to keep everyone along for the ride.

New episodes every Tuesday. Come be curious with us. 小脑袋，大问题！一起来动动小脑筋！