you hint it to them very slowly across time
get one of your friends to do it or try to make him say it to u
You shouldn't be saying I love you in sixth grade, but if you want to tell your boyfriend it without actually saying it, then write him a note.
I recommend knocking him unconscious so he doesn't know what you're saying to him
Send her a funny card with a little note.
text or flirt.
simply ask a friend to tell her or send her an email
Be nice to him by doing random acts of kindness for him.
Here's an idea: Why not cut the bull-sugar and tell him "I miss you"?
Spend time with her. Listen to what she says. Be interested.
write them a note
Ask one of your friends to go do it for you.