Does ‘brain training’ increase intelligence?
In my last post I outlined the differences between fluid and crystallised intelligence and argued that fluid intelligence (Gf) - the ability to reason and to solve new problems independently of previously acquired knowledge - is fairly fixed, whereas crystallised intelligence (Gc) - the ability to retrieve and apply information stored in long-term memory can be improved relatively straightforwardly by teaching students knowledge and then giving them practice in retrieving and applying this knowledge in a variety of contexts. This is a shame because as Daniel Willingham says in Why Don't Students Like School? The lack of space in working memory is a [...]
