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

Use the Science Journal mobile app to investigate movement.

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

An introduction to spectra and to the space-based telescopes. The site includes a number of hands-on activities.

Decorate your white walls with rainbow colors!

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

Build a bridge out of newspaper and discover some important structural principles.

In this activity, students make bridges using an oil-based modeling clay (plasticene).

How are creative investigations sparked? What does a state of inspiration feel like? Can inspiration be transmitted from person to person? Join us for an audio slideshow series that explores the fascinating world of how we work creatively.

How can something as light as air slow down a hit?

Ever notice how noisy people are?

Buy discounted tickets online—hop-off at stop #3 to visit the Exploratorium.

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

Discover secret colors hidden in a black marker!

Summertime in the Arctic is for the birds

Make a paper model that helps explain the changing tides.

Discover the difference between taste and smell.

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.

An inside look at a chicken's egg.

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

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

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.

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

Discover the difference between taste and smell.

What do you really know about what you see?

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

Si mira fijamente este punto por algunos momentos, éste desaparece.

Dig into the succulent science of making things grow.

See living stem cells and find out why they are the "stem" from which all other cells develop.

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

This 2011 conference, hosted at the Exploratorium, explored the role aesthetic inquiry in public interdisciplinary environments.

You can make sentences without words!

This is an easy grafting project for beginners.

Get down and dirty with the surprising science of soil.

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.

Build a mirrored tube that lets you see around corners and over walls.

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

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

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

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