so if you have a look at the project. Ive got balloons with questions on them and balloons with answers on them. I need to link them so if you click on the balloons with the question and the balloon with right answer it will then disappear. Do you know how to do the coding to link them to make the idea work?
https://scratch.mit.edu/projects/324467336/editor/

Set your balloons to left-right rotation and they won't go upside down.

Does it matter whether the question is clicked before the answer?

Hello!
So what you have is something like

which just plays the sound pop. So what I would do here is something like

These scripts would go in the question and answer, respectively, and these are assuming you only have two questions. In any sprite that isn't the correct answer, you should have the set

Hope this helps!