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

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

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

Decorate your desktop with some of the most intriguing pattern and perception images from the Exploratorium.

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

Using baking soda and vinegar, you can pop a plastic bag with the power of fizz.

How do you stop and steer a bicycle? What forces keep the bicycle from falling over?

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

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

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

Learn about the body's vital defense force.

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

How do you stop and steer a bicycle? What forces keep the bicycle from falling over?

Nobel Laureate Symposium

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

Launch a rocket with a plastic pop bottle and use Height Site to figure out how high it flies.

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

Interact with the Cafe Wall Illusion.

Here's how you can model the use of X rays for medical examinations with some sand and a piece of screen.

Where do all the different languages in the world come from?

Ever wonder what you might weigh on Mars or the moon? Here's your chance to find out.

Spin the bottle to see beautiful swirling shapes

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

High energy prices got you down? Discover how pickles can ease your troubles.

Insight into genes, reproduction, and cancer

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

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

An evening of wine, food, and talk.

Just how do we remember a face?

Learn about scale and structure with eight great activities designed for the elementary classroom.

Stories about science, art, and human perception—from 1998. 

What happens when two hockey players collide? Try our hockey collision calculator!

A drop of water makes a fine magnifying lens.

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

This clay building activity shows that when you make things bigger, weight increases faster than strength.

APE was a four-year Exploratorium project to explore strategies and tactics to shift the role of visitors from passive recipient of information to active participant in the exhibit experience.

Complete an electrical circuit with your body and explore ways to control the flow of electricity.

What makes Antarctica inhospitable to life also makes it ideal for astronomy.

You can make a light painting with a light source, a darkened room, and a digital camera.

Why do I hear the bass from my neighbor's stereo, but not the treble?

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

Opera singers carry notes that seem to last forever. How do they do it?

Learn about the most important piece of equipment-- your feet!

APE was a four-year Exploratorium project to explore strategies and tactics to shift the role of visitors from passive recipient of information to active participant in the exhibit experience.

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

Recycle a potato chip can into a simple camera.