The wrong picture: a single number
Lots of people picture intelligence as one number. Some people have a big number, some have a small one, and that’s that. It is a tidy idea, but it’s wrong.
Think about your friends. One might be brilliant at maths but always lose their shoes. Another might remember every song they have ever heard but find puzzles boring. A third might be the person everyone goes to when they feel sad, because they always know what to say. Who is the most intelligent? The question doesn’t really make sense, because they are good at different kinds of thinking.
Scientists who study the brain agree. Intelligence is more like a toolbox than a single tool.
What’s in the toolbox?
Here are some of the tools. You use them all every day without noticing.
- Noticing — spotting a friend in a crowd, hearing your name across a noisy room, telling a ripe banana from a green one.
- Remembering — where you left your bag, how the song goes, the rules of a game you learned last year.
- Reasoning — working things out step by step: “If it’s raining and I have no coat, I’ll get wet, so I’d better take one.”
- Planning — deciding what to do first, second and third to reach a goal, like getting ready for school on time.
- Imagining — picturing something that isn’t in front of you, like what your room would look like painted blue.
- Learning — getting better at something because you practised or were shown how.
- Understanding people — working out how someone feels and what they mean, even when they don’t say it.
- Moving — catching a ball, riding a bike, writing neatly. Your brain does enormous amounts of maths to do these, and you never feel it.
In the scene above, each task lights up different parts of the brain. Solving a puzzle uses the front, which is good at planning and checking. Recognising a face happens towards the back and sides, where seeing is handled. Learning a song lights up the sides, where hearing and memory live. Planning a party lights up almost everywhere at once, because it needs lots of tools working together.
Animals have toolboxes too
A dog’s toolbox is different from yours. A dog has a stunningly good tool for smelling — it can tell who walked past the gate an hour ago. But it doesn’t have a tool for reading.
A crow can solve puzzles that stump some five-year-olds, and can remember human faces for years. An octopus can open jars and squeeze through tiny gaps, but it lives for only a couple of years, so it can’t build up decades of knowledge like you will.
So when we ask “how intelligent is a dog?”, the honest answer is “at what?”
Computers have very strange toolboxes
This is where it gets interesting for superintelligence. A computer’s toolbox looks nothing like yours.
A calculator has one tool — arithmetic — and it is astonishingly good at it. It can multiply two ten-digit numbers before you have finished reading them. But it has no other tools at all. It can’t notice, remember, imagine or understand anything.
Modern AI has a bigger toolbox. It can recognise faces, write stories, translate languages and answer quiz questions. But its toolbox is still lumpy: superb at some things, oddly bad at others. An AI can write a poem about a bicycle and then fail to count the letters in the word “bicycle”. A human toddler wouldn’t make that mistake.
That lumpiness is why people describe today’s AI as narrow, or “jagged”: the tools don’t fit together evenly the way a person’s do.
So what would a superintelligence’s toolbox look like?
Now you can see what superintelligence really means. It doesn’t mean “a big number”. It means a mind whose toolbox has every tool, and every tool is better than the best human version.
Better at noticing than the sharpest detective. Better at remembering than the best memory champion. Better at planning than the most organised person you know. Better at understanding people than the kindest, wisest grandparent. All at once, in one mind, and fast.
Nobody has built anything like that. But you now know what to look for — and why “is it intelligent?” is the wrong question. The right question is: “Which tools does it have, and how good are they?”
Try this at home
Write down three things you are good at and three things you find hard. Then do the same for a pet, a calculator and a chatbot. You will see four completely different toolboxes. That is what intelligence really looks like.