Parenting advice: How do I tell my son's teacher that she is assigning way too much homework?

Care and Feeding is Slate’s parenting advice column. Have a question for Care and Feeding? Submit it here .

Dear Care and Feeding,

I have a newly minted fifth grader at a charter school (while I don’t love charter schools, I am in a state consistently ranked nearly last in education, and his class size in public school would be over 35 with one teacher versus 25 with two teachers). He started in another school for kindergarten and first grade that had absolutely INSANE homework every day, so we switched schools and everything has been fine at the new school so far.

While this year started off fine, the homework load has taken a turn. We are getting multiple math sheets, social studies, and English Language Arts (ELA) pages every day. According to other parents and our child, w