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Curiosity Stories: Our world

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

What is thunder?

A calm explanation of how lightning makes the sound we call thunder

1 min2-4 years
Free

The Sailing Stones of Death Valley

How thin ice and gentle wind can slowly move heavy rocks in Death Valley

3 min9-12 years
Miluna Family

What is a puddle?

How rainwater collects into puddles and where it goes next

1 min2-4 years
Miluna Family

Underground Ice Palaces: Stalactites and Stalagmites

How cave “icicles” form from dripping water and dissolved minerals

2 min8-11 years
Miluna Family

Why does it rain?

A calm explanation of how water becomes clouds and falls as rain

2 min6-10 years
Miluna Family

What is an earthquake?

A clear, calm guide to how moving plates make the ground shake

2 min9-11 years
Miluna Family

How does the water cycle work?

A calm, clear guide to evaporation, clouds, and rain in the water cycle

2 min5-8 years
Miluna Family

Where do clouds come from?

A gentle, clear look at how water turns into clouds and rain

2 min2-4 years
Miluna Family

Why does it snow?

A calm explanation of how cold clouds turn water into snowflakes

2 min5-8 years
Miluna Family

The Geometry of a Snowflake

How water molecules create six-sided snowflakes and matching arms

3 min9-12 years
Miluna Family

Why do we get thunderstorms?

How warm air, clouds, lightning, and thunder work together in storms

2 min6-8 years
Miluna Family

The Supercontinent Mystery: Pangea

How scientists learned Pangea existed and why continents drift

4 min9-12 years
Miluna Family

Why do rainbows appear?

A simple look at how sunlight and raindrops make rainbow colors

1 min3-4 years
Miluna Family

Why do beaches have sand?

How rocks turn into tiny grains and gather along ocean shores

1 min4-7 years
Miluna Family

The Northern Lights (Aurora Borealis)

How solar wind and Earth’s air make the Northern Lights glow

2 min8-12 years
Miluna Family

Making Diamonds in a Volcano

How diamonds form deep in Earth and how volcanoes can bring them up

2 min8-11 years
Miluna Family

Why do we have seasons?

A calm explanation of how Earth’s tilt and orbit create the seasons

2 min5-8 years
Miluna Family

What makes wind?

How sunlight warms Earth unevenly and sets air moving as wind

2 min4-8 years
Miluna Family

Fire Rainbows and Sun Halos

How ice crystals bend sunlight to make halos and “fire rainbows”

3 min9-12 years
Miluna Family

Tornadoes vs. Hurricanes: The Battle of the Winds

A clear comparison of how tornadoes and hurricanes form and behave

3 min9-12 years
Miluna Family

What causes tsunamis?

Explains how seafloor movement can create fast, powerful tsunami waves

3 min9-11 years
Miluna Family

What is fog?

How fog forms from cooling air and why it makes things hard to see

2 min5-8 years
Miluna Family

How do rainbows appear?

A calm, simple explanation of how sunlight and raindrops make rainbows

1 min4-8 years
Miluna Family

What are fossils

How fossils form in rock and what they reveal about long-ago life

2 min6-9 years
Miluna Family

Why do continents move

Explains how Earth’s plates slowly carry continents across the planet

2 min5-8 years
Miluna Family

What is erosion

How water, wind, and ice slowly wear down and move land

2 min5-8 years
Miluna Family

How do mountains form?

How tectonic plates, volcanoes, and erosion build and shape mountains

3 min9-11 years
Miluna Family

Why do glaciers move

Explains how heavy ice slowly flows downhill and shapes the land

2 min6-8 years
Miluna Family

How do wildfires start and spread?

How wildfires ignite, what helps them grow, and why they spread fast

4 min10-11 years
Miluna Family

Why do leaves change color?

A calm explanation of how chlorophyll fades and fall colors appear

2 min5-8 years
Miluna Family

What is a volcano?

A clear look at how magma, pressure, and plates create volcanoes

3 min8-11 years
Miluna Family

How do scientists measure earthquakes and storms?

How scientists turn shaking ground and stormy wind into useful numbers

3 min9-11 years
Miluna Family

What is the Atmosphere

Understand Earth’s atmosphere: air, pressure, temperature, and weather

2 min6-9 years
Miluna Family

What are rocks and minerals?

Explains how minerals are the ingredients that make different rocks

2 min5-8 years
Miluna Family

What are glaciers?

A calm explanation of how glaciers form and slowly shape the land

2 min5-8 years
Miluna Family

How are mountains made?

How Earth’s moving plates and volcanoes can build mountains over time

2 min6-8 years
Miluna Family

Why do leaves fall down?

A simple look at why trees let leaves go when weather turns cool

1 min4-6 years
Miluna Family

Why is sand soft?

How tiny grains of rock move to make sand feel soft

2 min4-7 years
Miluna Family

The Mystery of Ball Lightning

How ball lightning differs from normal lightning and why it’s hard to study

3 min9-12 years
Miluna Family

What are seasons?

A gentle look at how seasons change weather, daylight, and plants

2 min4-6 years
Miluna Family

What are caves and how do they form?

Explains how water slowly makes caves by widening cracks in rock over time

2 min4-8 years
Miluna Family

How do rivers shape land?

How flowing water slowly carries soil and carves valleys and curves

2 min5-8 years
Miluna Family

What is wind?

A gentle explanation that wind is air moving, with everyday examples

2 min3-5 years
Miluna Family

What is snow?

A gentle, simple explanation of how snow forms and melts

2 min4-7 years
Miluna Family

What is lightning?

A calm, simple explanation of how lightning forms in storm clouds

2 min4-6 years
Miluna Family

Why is the sky blue?

How sunlight and air scatter blue light to color the daytime sky

2 min6-9 years
Miluna Family