I like a boy at school but I am too shy to tell him. How can I give off light hints?

I like a boy at school but I am too shy to tell him. How can I give off light hints?
Any tips and suggestions? I am 15 yrs old but I've kind of avoided going out with boys and stuff until now. I didnt like anyone. But I do now. Are there any tips on what I should do?

Thank you! :) (Im a girl) :)

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