Science & Education1S-00002
Earth
Our home planet: oceans, mountains, and the thin blue air we share.
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The 1 Song Map
Every Topic. One Song.
1 Song turns the world's knowledge into music: one song for every topic. The list follows Wikipedia's own ranking of the most important subjects, from the 10 big foundations (Earth, Life, Science, Math…) to 88 more core topics, so the catalog grows one song at a time. Every song plays free.
98topics mapped2playing now50,000topics planned
Volume 1 · Foundation
The 10 Anthems
The ten biggest subjects, one anthem each.
Science & Education 4
Science & Education1S-00003
Human
What makes us human: curious minds, open hands, and caring hearts.
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Science & Education1S-00005
Life
From one tiny cell to every living thing that grows and breathes.
▶ Playing nowLife: Living Things
Science & Education1S-00008
Science
Ask a question, test it, learn: the scientific method as a chorus.
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Mathematics 1
Mathematics1S-00006
Mathematics
Numbers, shapes and patterns: the hidden language behind everything.
▶ Playing nowMath Is Everywhere
History 1
History1S-00004
Human history
Our human story, from first footsteps to the modern world.
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Society 1
Society1S-00009
Society
How people live together: families, neighbors, rules and kindness.
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Technology 1
Technology1S-00010
Technology
From the wheel to the smartphone: tools that changed how we live.
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Arts 1
Arts1S-00001
The arts
Painting, music, dance and stories: how people share what they feel.
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Philosophy 1
Philosophy1S-00007
Philosophy
Big questions, open minds: learning to think clearly and kindly.
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Volume 2 · Core 100
88 More Core Topics
More topics every person should know. Each topic appears once.
Science & Education 26
Science & Education1S-00071
Astronomy
Looking up: stars, planets and the people who mapped the sky.
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Science & Education1S-00072
Solar System
Eight planets circling the Sun, sung in order from Mercury out.
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Science & Education1S-00073
Sun
Our nearest star: light, warmth and energy for every living thing.
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Science & Education1S-00075
Moon
Phases, tides and moonlight: Earth's steady companion in the night.
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Science & Education1S-00076
Universe
Galaxies, space and time: how big everything really is.
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Science & Education1S-00077
Biology
The study of living things, from tiny microbes to giant whales.
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Science & Education1S-00078
Cell (biology)
The cell: life's smallest building block, and its busy parts.
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Science & Education1S-00079
Death
A gentle song about life's natural cycle and remembering loved ones.
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Science & Education1S-00080
Ecology
Food webs and habitats: how every living thing depends on another.
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Science & Education1S-00081
Evolution
How living things change over many generations to fit their world.
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Science & Education1S-00082
Reproduction
How plants and animals make new life and keep their kind going.
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Science & Education1S-00084
Animal
Fur, feathers, scales and fins: the amazing animal kingdom.
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Science & Education1S-00086
Plant
Roots, leaves and sunlight: how plants feed the whole world.
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Science & Education1S-00087
Chemistry
Atoms bonding and reacting: the science of what things are made of.
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Science & Education1S-00088
Chemical element
The periodic table's building blocks, from hydrogen to gold.
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Science & Education1S-00089
Fire
Heat, light and safety: what fire is and how we use it.
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Science & Education1S-00090
Water
The water cycle: rain, rivers, oceans and clouds, round again.
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Science & Education1S-00091
Climate
Weather over time: how climate shapes where and how we live.
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Science & Education1S-00092
Geology
Rocks, volcanoes and earthquakes: the story written in the ground.
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Science & Education1S-00093
Medicine
How doctors, nurses and research help people stay healthy.
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Science & Education1S-00094
Disease
How germs spread and simple habits like handwashing keep us well.
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Science & Education1S-00095
Physics
Motion, force and gravity: the rules that move the universe.
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Science & Education1S-00096
Electricity
Charges, circuits and current: the power behind every light switch.
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Science & Education1S-00097
Energy
Energy changes form but never disappears: motion, heat, light.
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Science & Education1S-00098
Matter
Solid, liquid, gas: what everything around us is made of.
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Science & Education1S-00099
Time
Seconds, seasons and centuries: how we measure and spend time.
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Mathematics 5
Mathematics1S-00106
Algebra
Solving for x: letters standing in for the numbers we seek.
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Mathematics1S-00107
Arithmetic
Add, subtract, multiply, divide: the four moves of everyday math.
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Mathematics1S-00108
Geometry
Points, lines, angles and shapes all around us.
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Mathematics1S-00109
Number
Counting, zero and infinity: how numbers began and where they go.
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Mathematics1S-00110
Statistics
Averages, charts and chances: making sense of data.
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World & Geography 11
World & Geography1S-00018
Geography
Maps, continents and climates: a tour of the whole planet.
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World & Geography1S-00019
Human settlement
From villages to megacities: how and why people settle down.
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World & Geography1S-00020
Atmosphere of Earth
Layers of air that protect us and give us every breath.
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World & Geography1S-00021
Land
Mountains, plains, deserts and valleys: the shapes of the land.
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World & Geography1S-00022
Ocean
Five oceans, deep and wide: the blue heart of our planet.
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World & Geography1S-00023
Africa
Africa: Sahara to savanna, Nile to rainforest, 54 nations.
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World & Geography1S-00024
Asia
Asia: the largest continent, from Himalayan peaks to busy cities.
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World & Geography1S-00025
Europe
Europe: many languages, old castles and shared borders.
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World & Geography1S-00026
North America
North America: Arctic ice, great plains and tropical coasts.
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World & Geography1S-00027
Oceania
Oceania: Australia, New Zealand and thousands of Pacific islands.
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World & Geography1S-00028
South America
South America: the Andes, the Amazon and vibrant cultures.
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History 6
History1S-00011
History
How we learn about the past: clues, records and stories.
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History1S-00013
Prehistory
Before writing: cave art, stone tools and the first farmers.
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History1S-00014
Ancient history
The first great civilizations: Egypt, Greece, Rome, China and more.
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History1S-00015
Post-classical history
Castles, trade routes and empires: the world from 500 to 1500.
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History1S-00016
Early modern period
Exploration, printing presses and new ideas reshaping the world.
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History1S-00017
Modern era
Machines, cities and rapid change: from 1800 to today.
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Society 22
Society1S-00047
Communication
Words, signals and listening: how people share ideas.
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Society1S-00048
Language
Thousands of languages, one human gift for words.
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Society1S-00049
Mass media
Newspapers, radio, TV and screens: how news reaches us.
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Society1S-00050
Writing
From clay tablets to keyboards: the invention of writing.
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Society1S-00051
Culture
Food, music, customs and celebrations that make each people unique.
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Society1S-00052
Folklore
Fables, legends and tales passed down from grandparents.
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Society1S-00053
Economics
Needs, wants, saving and trade: the basics of money.
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Society1S-00054
Agriculture
Seeds to harvest: how farmers grow the food we eat.
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Society1S-00055
Business
Ideas to products: how a small business gets started.
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Society1S-00056
Manufacturing
Factories and assembly lines: how everyday things get made.
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Society1S-00057
Trade
Buying, selling and swapping goods across towns and oceans.
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Society1S-00058
Ethnicity
Many backgrounds, shared humanity: celebrating our differences.
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Society1S-00059
Psychology
How we think, feel and behave, and why it matters.
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Society1S-00060
Emotion
Naming our feelings: happy, sad, angry, calm, and all okay.
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Society1S-00061
Mind
Thoughts, memory and imagination: the mind at work.
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Society1S-00063
Civilization
How cities, writing and laws built the first civilizations.
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Society1S-00064
Education
The joy of learning: schools, teachers and lifelong curiosity.
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Society1S-00065
Government
Who makes the rules and how leaders are chosen.
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Society1S-00066
Law
Fair rules for everyone: rights, courts and justice.
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Society1S-00067
Politics
Voting, debate and working together to decide.
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Society1S-00068
State (polity)
Borders, flags and governments: what makes a country.
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Society1S-00069
War
The cost of conflict, and the hope and work for peace.
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Technology 4
Technology1S-00101
Computer
Ones and zeros: how computers think, store and connect.
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Technology1S-00102
Engineering
Bridges, engines and robots: designing solutions to real problems.
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Technology1S-00103
Tool
From stone hammers to 3D printers: tools extend our hands.
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Technology1S-00104
Transport
Feet, wheels, wings and rails: how we get from here to there.
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Arts 5
Arts1S-00030
Architecture
Pyramids to skyscrapers: buildings that shape how we live.
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Arts1S-00031
Literature
Poems, novels and plays: stories that live on in words.
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Arts1S-00032
Music
Rhythm, melody and harmony: why music moves us.
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Arts1S-00033
Performing arts
Theater, dance and live shows: art on a stage.
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Arts1S-00034
Visual arts
Drawing, painting and sculpture: seeing the world anew.
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Everyday Life 6
Everyday Life1S-00035
Clothing
What we wear and why: warmth, culture and self-expression.
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Everyday Life1S-00036
Entertainment
Movies, games and shows: how we have fun together.
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Everyday Life1S-00037
Game
Rules, teamwork and play: why games bring people together.
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Everyday Life1S-00038
Family
The people who love us: parents, siblings, grandparents and more.
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Everyday Life1S-00039
Food
Eating well: fruits, veggies, grains and sharing a meal.
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Everyday Life1S-00040
Home
A safe place to rest, grow and belong.
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Philosophy 3
Philosophy1S-00041
Knowledge
How we know what we know: facts, evidence and curiosity.
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Philosophy1S-00043
Ethics
Right and wrong: honesty, fairness and caring for others.
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Philosophy1S-00044
Logic
Clear thinking: if this, then that, step by step.
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Volumes 3–5 (up to 50,000 topics) coming.
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Tell us which topic you want next. Requests help us choose what to write first.