Everybody has a brain, but not many people know how the brain works. Some people believe
that the brain is like the hard disk of a computer. We use it to store files - Images, language
(words, texts, sounds) and other data. Others compare the brain to a huge container on
cupboard with lots of little drawers, shelves and boxes in it. We put information into these boxes
and hope to find it again later.
What makes them grow? Learning! 'Learning is brain change,' says Professor James Zull from
Case Western University in Cleveland, Ohio, USA. 'Without learning, nothing changes in the
brain. For every new word you learn in your English lesson, every puzzle you solve in maths,
every new song you learn to sing, a neuronal network grows in your brain and the brain
changes​