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

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

This simple paper toy spins through the air like a mini-helicopter!

Use dominoes to model a nerve cell's transmission of a signal

Art/science teams explore the underlying systems that give the San Francisco Bay Area its unique character.

Bone conduction is another pathway to listening.

Find out how your eyes work and watch a real dissection of a cow's eye.

How good is your friend's driving? You be the seismometer, and find out whether your pal is a smooth sailor or a mover and shaker.

Visit the Outdoor Exploratorium at Fort Mason to explore the science behind wind, waves, and more.

Explore our app and measure the time of your life.

About Anaglyphs. How do I make 3-D glasses?

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

See if you can put these sounds back together in this sonic jigsaw puzzle.

Discover the secret colors hidden in black ink. With a paper towel, a black marker, and a cup of water, create a rainbow of colors while exploring capillary action and chromatography.

What are the best materials for frames? What are the best designs?

Teeth are the most common fossils found. What can they tell us?

Find out how a cochlear implant helped one man regain the ability to listen.

Make a fantastic toy that shimmers when you shake it.

Specialized cells have a common origin. What sets them on separate paths?

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.

Meet a kinetic sculptor.

Explore the process of extracting DNA from Neanderthal bones.

Kid-friendly explorations and experiments for curious minds.

Make an observatory to see the amazing colors in bubbles!

An inside look at a chicken's egg.

A little physics can go a long way on that shortboard.

Find out about bicycle brakes and balance, and calculate your stopping distance on a bicycle.

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

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

Create your own fish mummy using common baking soda!

The fruit flies in this exhibit show just a few of the mutations that occur in natural fruit fly populations.

Why is baseball so popular in Japan?

Visit the Outdoor Exploratorium at Fort Mason to explore the science behind wind, waves, and more.

A fish-eye view of the brain