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

The Exploratorium is taking it outside to explore natural and human-made phenomena in and around San Francisco. Look for new episodes twice each month.

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

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

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

An inside look at a chicken's egg.

Join us as we crunch our way through everything from our San Francisco sourdough to Injera and Pugliese.

What's at fault?

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

Listen to internationally recognized authorities on human thought and behavior, including Temple Grandin and Paul Ekman.

What's really going on when you bake? Find out.

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

Most paper airplanes are flat, but these paper hoops can really fly!

Make your own refracting telescope from a pair of reading glasses.

Using a spectroscope, you may see that what appears to be a single color of light is really a combination of colors called a spectrum.

Turn your phone into a pocket science laboratory with tools to measure light, motion, sound, and more.

There are about 500 dispatches from scientists working in the Arctic and Antarctica, along with original videos, photos, webcasts, and articles.

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

Explore light, shadow, and motion using a variety of simple materials and light sources.

Download a PDF file with step-by-step instructions for doing your own cow's eye dissection.

A brief introduction to the land of the midnight sun.

Want to understand how to predict when the good waves are coming to your shore? It helps to start with the basics behind the formation of ocean waves.

An incubator for innovative public space ideas, projects and news

Can you cover your kitchen tracks?

In the 1870s, an American woman could not vote. She could not own property in her own name after marriage. But she could play ball. . .

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

Want to understand how to predict when the good waves are coming to your shore? It helps to start with the basics behind the formation of ocean waves.

Just how much fat is in ground beef? You may be surprised.

Get a behind-the-scenes look at activities and ideas we’re exploring.

Tinker with electricity using common objects: batteries, lights, buzzers, motors, switches, etc.

What's really going on when you bake? Find out.

Playing games is a great way to exercise your brain. Even a simple game like Tic-Tac-Toe can teach you about strategy.

Rube Goldberg-inspired cause and effect contraptions using everyday materials and found objects.

Activities and workshops for playful invention, investigation, and collaboration

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

Four exhibits small enough to fit on postcards.

Do hot water and cold water mix?

Sperimenta interattivamente l'illusione del muro del caffé.

Stand outside on a sunny day with a watch in your hand, and you can tell which way is north.

The 18,000-foot Mt. Parinacota presents some fitness challenges for climbers.

Explore the science behind food and cooking with recipes, activities, and archived Webcasts.

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

Explore the important engineering concepts of yield strength, ultimate strength, and elasticity as they relate to building a better bicycle.

Why is your shadow longer in winter than in summer? Grab a basketball and some paperclips and find out!

Get messy with ExploraGoo and Outrageous Ooze! Get airborne with the Fabulous Foam Flyer! Get loud with the Water Gong or Straw Oboe!