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  • Tinkering at Home

    Try this collection of prompts for tinkering at home.

  • Learning Toolbox: Engage in activities about the science of coronavirus and explore our online resources for learning at home.

  • Explore water's crucial role in food and cooking.

    Science of Water: Food   Explore water's crucial role in food and cooking.

  • Shadow Box exhibit

    Browse our growing online collection of interactive exhibits.

  • Global Climate Change Explorer • Discover how researchers study climate change and examine the latest scientific data.

  • Science Snacks

    Low-cost, teacher-tested activities for the classroom and the curious.

  • Wired Pier Environmental Field Station • Explore weather, air quality, and water conditions from San Francisco Bay

Explore, Play, Discover: Websites, Activities, and More

Dive into websites, activities, apps, and more.

Your Stuff, Your Stories
Your Stuff, Your Stories

Can a gum wrapper have a story? Discover just how important and meaningful an object can be.

Dime Tic-Tac-Toe
Dime Tic-Tac-Toe

This new version of an old game will bend your brain.

The Thrill of Submarine Volcanic Exploration
Join a ship studying underwater volcanoes in the Caribbean.
Total Solar Eclipse from China: August 1, 2008
Total Solar Eclipse from China: August 1, 2008
Tuning
Tuning

Find out what all that fiddling around before a concert is really about.

Color Uncovered App
Color Uncovered App

Explore the surprising side of color.

Why Save Seeds?
Why Save Seeds?

Find out why biodiversity benefits plants and people alike.

Turbulent Landscapes
Turbulent Landscapes

An introduction to the concepts and theories that contribute to contemporary complexity research.

Moon to the Eclipse:
7/22/17 Waning Crescent Moon

by Eileen Campbell • July 22, 2017

Watch the moon pass through its phases as we count down to the total solar eclipse. Today: a waning crescent moon.

Light and Landscape: The Science and Art of Perception
Light and Landscape: The Science and Art of Perception

Explore the mysterious interactions between light and geography through the eyes and works of artists Charles Ross and James Turrell.

Invisible Dynamics
Invisible Dynamics

Art/science teams explore the underlying systems that give the San Francisco Bay Area its unique character.

Chichén Itzá

Explore the ancient knowledge of the Maya, who built sophisticated monuments to the sun.

Illusion Songs
Illusion Songs

A collection of auditory illusions found in indigenous folk practices, popular music, and scientific research.

Cloud Chamber

See evidence of invisible cosmic rays with Cloud Chamber.

Can You Find the Highest Note?
Can You Find the Highest Note?

Three auditory illusions created by students from the Center for Electronic Art.

Blood
Blood

Learn about the body's vital defense force.

Reaction Time
Reaction Time

Measure your reaction time with just a meter stick and some help from a friend.

The Amazing Water Trick
The Amazing Water Trick

Do hot water and cold water mix?

Whirling Watcher
Whirling Watcher

Make a spinning disc called a stroboscope, which lets you create your own animated cartoon.

Darwin Days
Darwin Days

In February 2009, the Exploratorium hosted Darwin Days, a series of presentations, debates, and discussions exploring the ways scientists continue to learn from and apply their knowledge of evolutionary biology to a broad range of pursuits.

Magritte Me at After Dark: Get Surreal
Mobile AR at After Dark

by Rob Rothfarb • February 15, 2011

Take a peek at a set of mobile augmented reality installations that were exhibited at an early After Dark program.

Antarctic Food Web
Antarctic Marine Ecosystem

The Antarctic food web is the simplest on the planet, and krill are at its hub.

Time on Mars

What time is it on Mars?

Plate Tectonics
Plate Tectonics

See a map of recent earthquakes in the United States, and learn why earthquakes happen so frequently on the West Coast.

Exploring Paper
Exploring Paper

Learn about origami, make your own paper, and find out the best way to fold a paper airplane.

Visitor at After Dark : Get Surreal sampling an augmented reality Meta Cookie
Meta Cookie: Olfactory and Gustatory Augmented Reality

by Rob Rothfarb • February 11, 2011

Visitors experienced the sights and smells of "Meta Cookie', an augmented reality installation at After Dark: Get Surreal.

Skateboarding Glossary
Skateboarding Glossary

anatomy of a skateboard, skateboard tricks, types of skateboarding, physics glossary.

Geology for Fossil Hunters
Geology for Fossil Hunters

Search a geological map of Ethiopia for fossils.

Skateboard Design
Skateboard Design

Is it just a glorified plank with roller skate wheels on it? Or is it a highly engineered device through which kids have reclaimed the urban landscape, bringing creativity and style back to the sterile asphalt spaces of sprawl?

Bernie Lubell
Bernie Lubell

Meet a kinetic sculptor.

Ladle Rat Rotten Hut
Ladle Rat Rotten Hut

Listen to the story of Ladle Rat Rotten Hut.

Why Save Seeds?
Why Save Seeds?

Find out why biodiversity benefits plants and people alike.

Crystal Creations
Crystal Creations

Grow spikes of crystals in the sun.

Sea Urchins
Sea Urchins

Insight into genes, reproduction, and cancer

Memory Party Game
Memory Party Game

Test your memory and compare it with your friends'.

Eames Design Guest Speaker Series
Eames Design Guest Speaker Series

A series of talks celebrating both the historical and contemporary dimensions of the Eames design legacy.

Chain Drive
Chain Drive

Learn about bike gears using thread spools and a rubber band.

Baseketball
"Baseketball" A Physicist Party Trick
Studio for Public Spaces: Field Notes
Studio for Public Spaces: Field Notes

An incubator for innovative public space ideas, projects and news

The Wheel
The Wheel

Why do road bikes have thin tires, while mountain bikes have fat tires?

Frog City USA
Frog City USA

Take a virtual journey to the frog capital of the world, Rayne, Louisiana.

ECHO Climate Change Symposium
ECHO Climate Change Symposium

In 2009, the ECHO (Education through Cultural and Historical Organizations) Partners hosted a national symposium held at the Exploratorium to discuss the effects of climate change on the planet. You can watch archived webcasts of the symposium.

Styro Curveball
Thrown For a Curve

Learn to throw a curveball, a slider, or even a screwball by throwing a Styrofoam ball.

Scribbling Machines
Scribbling Machines

A Scribbling Machine is a motorized contraption that moves in unusual ways and leaves a mark to trace it's path.

Science of Sugar
Science of Sugar

Get up close and personal with a sucrose molecule.

Solar Images
Solar Images

The more astronomy changes, the more it stays the same. This series of images juxtaposes ancient and modern study of the celestial bodies.

Paul Doherty at Disagreeing About Color

Can you believe your eyes?

Highway Seismograph
Highway Seismograph

How good is your friend's driving? You be the seismometer, and find out whether your pal is a smooth sailor or a mover and shaker.

Retrofitting
Retrofitting

In an earthquake, some older structures collapse and others stand tall. The difference is usually retrofitting.

Iron Science Teacher
Iron Science Teacher

Each webcast, the Exploratorium staff and teachers demonstrate their science projects and compete for the title of IRON SCIENCE TEACHER!

Antarctica: Ice Gallery
Antarctica: Ice Gallery

Take an animated tour of Antarctica's variety of ice formations, which give it a beauty unrivaled anywhere on Earth.

Science of Baseball
Science of Baseball

What's the science behind a home run? Why do curveballs curve? Learn about the game from players from the S.F. Giants & Oakland A's.

Molecular Meat
Molecular Meat

What happens to meat when you cook it?

The Art and Science of Tattoos
Join us as we "talk tat" with San Francisco tattoo artists.
Saving Seeds, Saving Culture
Saving Seeds, Saving Culture

Saving seeds helps preserve the culture of Native American farmers in the American Southwest and northern Mexico.

Investigating Alkali
Unlock the mystery behind corrosive dust of the Black Rock Desert.
Cell Explorer
Cell Explorer

Learn about the inner workings of a cell through this interactive exhibit.

Science at Burning Man
Science at Burning Man

Join the Exploratorium on the playa in Black Rock Desert and explore the science of pyrotechnics, flight, dust devils, rainbows, and more.

Bird in a Cage: More experiments to try

Explore the afterimages your eyes and your brain create. 

What is Community Radio?

Get your antennae ready for what's on the airwaves.

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