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

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

Professional development resources for teacher educators.

Listen to the story of Ladle Rat Rotten Hut.

Take an animated tour of Antarctica's variety of ice formations, which give it a beauty unrivaled anywhere on Earth.

White-coated Arctic icons, these supreme hunters are under threat

Measure your reaction time with just a meter stick and some help from a friend.

Where is the Center of the Universe? Here, there, and everywhere.

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

Explore the ancient knowledge of the Maya, who built sophisticated monuments to the sun.

A physicist, a scientist, and a musician experiment with sound, music, and acoustics using instruments both real and found.

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

Explore an interactive map.

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

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

What does it take to block gamma radiation?

Can a gum wrapper have a story? Discover just how important and meaningful an object can be.

Make cool boxes out of old (or new) greeting cards and postcards.

Visit Kendon Candies, a lollipop factory in San Jose, California

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

Are you quick enough to hit a 90 mph fastball?

Learn about the body's vital defense force.

Hear vocal tract models transform the squawk of a duck call into vowel sounds.

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

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

Journey into Chaco Canyon, where ancient people built monuments to the cosmos. Journey to Chichén Itzá, where the Maya built monuments to the sun.

Can your eyes fool your nose? Find out with this experiment.

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

Take an animated tour of Antarctica's variety of ice formations, which give it a beauty unrivaled anywhere on Earth.

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

Cells behaving badly

Bone conduction is another pathway to listening.

Do hot water and cold water mix?

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

Grow marshmallows to monstrous proportions!

What kinds of candy are made and enjoyed in where you live?