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

An ordinary metal spoon can make some astounding sounds!

The nearly ice-free Dry Valleys are an Antarctic anomaly, and Earth's closest equivalent to Mars.

Decorate your white walls with rainbow colors!

Build a stripped-down motor, a simple, easy-to-make version of the electric motors found in toys, tools, and appliances.

Scratch Film, also known as Direct Animation, is the process of drawing and scratching designs directly onto film.

Find out why balls bounce--or fail to bounce.

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?

Nobel Laureate Symposium

Experiment with water, temperature, and light to see what makes a seed come out of its shell.

Explore the surprising side of color.

Learn about common techniques for peering inside the body in order to diagnose disease and injury.

Explore our app and measure the time of your life.

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?

Explore the unknown world inside your brain with these fun activities.

Activités pour la classe élémentaire.

Take a timeline tour of our past and present.

Explore the surprising side of sound

Cells behaving badly

See why these beautiful flowers have attracted generations of admirers.

Learn valuable graphing skills and learn about ozone chemistry.

Get a taste of how the earth's plates move.

Where is the Center of the Universe? Here, there, and everywhere.

Do hot water and cold water mix?

Use the Science Journal mobile app to investigate the light around you.

In Observance of the 50th Anniversary of the bombing of Hiroshima and Nagasaki.

The Maya were expert sky-watchers, careful observers of the motions of the celestial bodies...

Insight into genes, reproduction, and cancer

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.

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

A naked egg is an egg without a shell. Using vinegar, you can dissolve the eggshell without breaking the membrane that contains the egg.

Watch old pennies turn bright and shiny right before your eyes!

Four downloadable workshop guides for teaching introductory genetics in a museum or other informal education setting.

Touch supercooled water drops with an ice crystal and trigger them to freeze instantly.

Explore Saturn, its rings and moons, and see the latest images.

Can you trust your own memory? Find out with this activity.

What does it take to block gamma radiation?

Listen to bird songs and try to figure out which are songs, which are companion calls, and which are alarms.

Most people abhor the sound of their own recorded voice. So what are these recording devices doing to our voices to make them sound so awful?

Make a fantastic toy that shimmers when you shake it.

What is a gear ratio? And how do gears help make the bicycle so efficient?

Build cantilevers from bamboo garden poles and drinking straws and discover the importance of scale.

Explore the surprising side of color.

A trash-filled median blossoms into a community oasis.