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Curiosity Stories: How things work

Curiosity stories about how things work, explained in a calm, child-friendly way. Short, bedtime-ready learning with gentle wonder.

How do solar panels make electricity from sunlight?

How sunlight frees electrons in solar cells to create usable electric power

3 min9-11 years
Free

How does an umbrella keep me dry?

Explains how an umbrella blocks raindrops and guides water off the sides

1 min2-4 years
Miluna Family

How do zippers work?

A simple look at how zipper teeth join and separate with a slider

1 min2-4 years
Miluna Family

How does a flashlight work?

Explains how batteries, a circuit, and an LED make a flashlight beam

2 min6-10 years
Miluna Family

How does popcorn pop?

How heat turns a hard kernel into fluffy popcorn using steam pressure

2 min6-11 years
Miluna Family

How do robots sense the world?

How robot sensors collect information and help robots decide what to do

2 min8-11 years
Miluna Family

Why do wheels roll?

Explains how round wheels turn and touch the ground to move easily

1 min2-4 years
Miluna Family

How does GPS know where we are?

A calm explanation of how GPS uses satellite timing to find location

3 min9-11 years
Miluna Family

How does the internet send messages?

How messages become packets and travel through routers to arrive correctly

2 min8-11 years
Miluna Family

How does a vacuum cleaner work?

A simple look at how moving air helps a vacuum pick up crumbs and dust

1 min3-4 years
Miluna Family

How do 3D printers turn ideas into objects?

How a 3D printer uses sliced layers of plastic to build real objects

3 min9-11 years
Miluna Family

How does a light turn on?

A simple explanation of how a switch lets electricity reach a light bulb

2 min3-4 years
Miluna Family

How does a toaster make toast?

A simple look at how a toaster heats bread until it turns into toast

1 min2-4 years
Miluna Family

Why do doughnuts have holes?

Helps children understand how a hole helps doughnuts cook evenly

1 min3-4 years
Miluna Family

How does Wi-Fi travel through the air?

Explains how Wi‑Fi uses radio waves and antennas to carry data

3 min9-11 years
Miluna Family

How do batteries store energy?

A calm explanation of how chemicals in batteries push electrons to power devices

2 min7-11 years
Miluna Family

Why does soap make bubbles?

How soap helps water stretch to trap air and form bubbles

2 min6-10 years
Miluna Family

Where does the toilet water go?

Explains how toilet water travels through pipes and gets cleaned safely

2 min4-7 years
Miluna Family

How does a refrigerator keep food cold?

Explains how a fridge moves heat out to keep food cold

2 min7-11 years
Miluna Family

How do submarines go up and down?

A clear look at ballast tanks, buoyancy, and how submarines control depth

2 min7-11 years
Miluna Family

Why do things mix or not mix?

A clear look at why some liquids mix, some separate, and how soap helps

3 min7-11 years
Miluna Family

How do cranes lift heavy things?

How cranes use balance, pulleys, and a steady base to lift loads

3 min7-10 years
Miluna Family

How does a microwave warm food?

How microwaves make water molecules move and turn that motion into heat

3 min8-11 years
Miluna Family

How do bridges stay strong?

How bridge shapes and materials guide weight safely into the ground

3 min7-11 years
Miluna Family

How do airplanes fly?

Explains lift, thrust, and balance of forces that keep planes in the air

3 min7-11 years
Miluna Family

How do lasers work?

Explains how lasers make tightly focused, organized light beams

3 min9-11 years
Miluna Family

How do computers store information as 0s and 1s?

How computers use bits (0s and 1s) to store words, pictures, and sound

2 min9-11 years
Miluna Family

How does sound travel?

A clear look at how vibrations move through air and solids to reach your ears

2 min7-11 years
Miluna Family

Why does ice float?

A clear look at how freezing changes water so ice becomes less dense and floats

3 min7-11 years
Miluna Family

How do traffic lights know when to change?

How traffic lights use timers and sensors to decide when to switch

3 min7-11 years
Miluna Family

How do cameras capture pictures?

Explains how light, lenses, shutters, and sensors become a photo

2 min9-11 years
Miluna Family

How does recycling work?

Explains how recycling is sorted, cleaned, and remade into new materials

3 min7-11 years
Miluna Family

How does light travel

A clear look at how light moves, makes shadows, and reflects to our eyes

3 min6-8 years
Miluna Family

How do trains work

A clear look at tracks, wheels, engines, electricity, and brakes in trains

2 min6-8 years
Miluna Family

How do engines turn fuel into motion?

A clear look inside an engine: pistons, sparks, and spinning motion

3 min9-11 years
Miluna Family

How do magnets stick and pull?

Explains magnetic fields, poles, and why magnets attract some metals

3 min7-11 years
Miluna Family

How do helicopters stay up?

A clear, calm look at how spinning rotor blades create lift and control.

3 min7-11 years
Miluna Family

What is electricity?

A calm explanation of electrons, current, and circuits in everyday life

3 min7-11 years
Miluna Family

How does soap get me clean?

Explains how soap lifts greasy dirt so water can rinse it away

1 min4-6 years
Miluna Family

How does a remote control talk to the TV?

A calm look at how a remote sends invisible light signals to a TV

2 min4-7 years
Miluna Family

How does mushy dough become a crispy cookie?

A gentle look at how oven heat turns soft dough into a cookie

1 min3-5 years
Miluna Family

How does a mirror show my face?

A gentle explanation of how mirrors reflect light to show your face

2 min4-6 years
Miluna Family