The dendrites of nerve cells receive messages from other nerve cells at the synapse. Mental, social, physical, and creative challenges increase the number of synapses.
Physical exercise increases the brain's blood supply.
A sidebar lets you assess your brain-building activities. 12 Genes and environment affect how brain systems develop. The brain is more adaptable and resilient than scientists once knew. A maze, masquerading as an electronic brain, challenges you to escape while bumping off charged particles. However, not just any particles will do.