Explore in 3D
Rotate, zoom and slice the brain. Isolate any region and see the smaller parts inside it.
Explore the human brain in 3D
Spin, slice and click through 300+ structures. Learn what each part does with cited lessons, take a guided tour, and quiz yourself with questions that adapt to you.
How familiar are you with neuroscience?
Free. No account. Works on your phone.
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3D structures
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cited lessons
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guided tours
Three ways into the brain
The whole brain
Turn the full 3D atlas, click any structure to learn what it does, and follow guided tours of how regions work together.
Open the atlasA single neuron
Zoom in to one nerve cell. Click its parts, watch a signal travel down the axon and cross a synapse, then test yourself.
Look inside a neuronBrain imaging
What MRI, fMRI, EEG, MEG and PET each measure, what they can and cannot tell you, and which one fits which question.
Compare the methodsEverything you need to learn neuroanatomy
Learn at your level
Beginner and expert lessons for each structure, with every claim linked to its source.
Practice that sticks
Find-it and name-it quizzes with spaced review, so you revisit what you are about to forget.
Anywhere, free
Runs in your browser on a laptop or phone. No account, no download, no tracking.
Three steps
Pick a region
Tap any part of the brain or search for it by name.
Read its story
See what it does, what it connects to and what happens when it is damaged.
Test yourself
Quick quizzes bring back what you missed until it sticks.