The Brain
Neurons and how the brain works.
01Neurons and SynapsesMeet the brain's messenger cells and the tiny gaps where they pass signals to each other.Read lesson →02Parts of the BrainTour the cerebrum, cerebellum and brain stem, and find out what each part does.Read lesson →03Messages Along NervesFollow an electrical signal racing along a neuron and jumping the synapse as a chemical message.Read lesson →04Connections That GrowDiscover how learning strengthens the links between neurons — and why practice matters.Read lesson →