Chinese language can be challenging in Sch setting esp for children who doesn't interacts much with it. Having extra classes depend on whether the child wants it or not. No point letting her attend if there is resistance. Learning the lang thru play or fun way can engage their learning in future. Get ur gal interested by teaching u and ur hub and keep affirming her.
One way to do it "free of charge" is by joining Chinese playgroups. Try to get to know Chinese speaking moms and arrange play dates. When I'm at the playground and meet mommies who speak mandarin, I strike up a conversation. And encourage my kids to converse with theirs. This way it is less contrived
I have bought joyreader for my kid, now he can read through