What experiment would disprove string theory?

What experiment would disprove string theory? Imagine if we could look at something super tiny and find it doesn’t match what string theory says.

String theory is like a game where everything in the universe, from planets to people, is made of very small strings that vibrate. Each vibration makes a different kind of particle, like how a guitar string can make different notes depending on how you pluck it.

If we did an experiment and found something that doesn’t match what string theory predicts, that would be a big clue that the theory might not be right.

For example, imagine we looked at particles in a particle accelerator, like a super fast version of a pinball machine. If they behaved in a way that couldn’t happen with vibrating strings, that could mean string theory is not the full story.

It’s like thinking all toys are made from blocks, but then finding one made entirely out of playdough, it still works, but it changes how we think about what makes up everything.