Fifteen by Beverly Cleary

Fifteen was written by Beverly Cleary in 1977.

It seems too good to be true. The most popular boy in school has asked Jane out -- and she's never even dated before. Stan is tall and good-looking, friendly and hard-working -- everything Jane ever dreamed of. But is she ready for this?

Suppose her parents won't let her go? What if she's nervous and makes a fool of herself? Maybe he'll think she's too young. If only she knew all the clever things to say. If only she were prettier. If only she were ready for this...