Chess has a reputation as the thinking person's game. But does playing it raise intelligence, or do clever people simply choose chess?
The mixed evidence
Studies of children given chess lessons have found small improvements in some school skills, mostly maths, but reviews point out that many of these studies are small or poorly controlled, and better-designed ones show weaker effects. The simple claim "chess raises IQ" is not proven.
What chess does train
- Planning ahead. Looking several moves into the future.
- Pattern recognition. Experts store thousands of familiar positions.
- Self-control. Pausing before a tempting move and checking for traps.
- Learning from loss. Reviewing games honestly.
- Calm under pressure. Thinking clearly with a clock running.
Transfer is limited
Chess skill itself does not transfer broadly. Experts remember real chess positions brilliantly, but their memory for random pieces is hardly better than anyone's. Skills grow where you practise them, which is why variety matters.
Why play anyway
It is a deep, enjoyable challenge, it teaches careful thinking and it is social. These are worthwhile benefits even if they are not IQ points.
If chess is not for you
Any game that rewards planning and logic works: Go, bridge, strategy puzzles. Daily logic problems give a similar thinking workout in five minutes.
Try Today's Enigma or a Vault puzzle for a mental workout.