circular icon with human head silhouette and brain inside

Brain

neuron

What is the Brain?

The brain is the organ inside our skulls. Weighing about 3 pounds, it's our most complex organ. We use it to sense the world around us, think and feel, solve problems, and store memories. It's what makes us who we are.

Brain Stuff:

ALL
Games
Reading
Hands-on
Videos
Game

Try this trippy experiment to fool your brain!
Video

Scientist Rob DeSalle answers kids' questions about the brain!
Hands-on

Explore your nerves by creating a life-sized drawing.
Game

See how good you're at recognizing emotions.
Game

What you see and what you think you see are different things. Find out what your brain doing behind-the-scenes!
Hands-on

Use Braille to create a message for a friend.
Video

We see with our eyes, but our brains do most of the work. Watch what happens when light bounces off an object and enters your eye. 
Hands-on

Take the jellybean test to see how your sense of smell enhances taste.
Hands-on

How fast can you catch a falling ruler? Measure your reaction time.