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

The Science Information Infrastructure (SII) is a collaboration among teachers and scientists. The SII at the Exploratorium is developing educational resources using NASA images and datasets.

Can you tell the difference between human and nonhuman embryos?

Take a timeline tour of our past and present.

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.

See for yourself how the tilt of the earth's axis results in what we experience as the seasons.

Explore mechanical elements such as cams, levers, and linkages to create your own moving sculpture.

The Okeanos Explorer is the newest vessel in NOAA's fleet and the first to be dedicated solely to exploration and discovery missions. Follow along with the scientists and crew on their discovery voyages.

Everyone seems to love the sound of their own voice in the shower. That's because a simple shower stall produces some complex sound-altering effects.

With a lens, you can bend light to make pictures of the world.

Visit the European Organization for Nuclear Research, known as CERN, which studies what the universe is made of and how the universe works.

Learn how changes in genes over generations created the modern goldfish.

Explore the scientific, historical, and cultural context behind a new opera about the first atomic bomb test.

Downloadable media about earthquake science.

Study ultraviolet radiation from the sun and other sources using UV beads.

Why is the bicycle the most efficient way to travel? Explore bicycle science and culture.

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

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

Spin the bottle to see beautiful swirling shapes

Make yourself giant or tiny with a snip of the scissors.

With just mud, paper and an egg, you can grow colonies of multi-hued microbes!

What can you do with a frozen water balloon? Plenty!

Recycle some cans to make after-dinner music!

A model for heart development

Activités pour la classe élémentaire.

Bone conduction is another pathway to listening.

Can you tell the difference between human and nonhuman embryos?

It's easy to fold a sheet of paper in half. But can you fold a sheet of paper in half ten times?

When you ride a bike in a straight line, you must make many minor corrections in order to stay upright.

These tricky pictures shift and change as you look at them.

Uncover the everyday origins of some extraordinary instruments.

What happens to sandy or fine-grained soils when an earthquake shakes them up? Try this simple activity to find out.

Your CRT screen may appear to wiggle when you give it the raspberry, but the only thing wiggling is you.

Watch tiny blue, green, and white molds grow on leftover food.

From 1977 until 2003, the Exploratorium published a quarterly magazine. The Exploratorium Magazine Online is a companion to selected issues of the print magazine, providing key articles and activities and including multimedia features.

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

Explore a timeline of homind fossils.

Grow marshmallows to monstrous proportions!