Andy and Amy Jo Hellenbrand live on a little farm in south-central Wisconsin where they raise corn, soybeans, wheat, heifers, chickens, goats, bunnies, and their four children, ages 5 to 12. For the entire fall semester, the quartet of grade school students learned virtually from home, as their district elected to keep school buildings closed. That has put a strain on the family, as well as the childrens’ grades and grammar. “I definitely feel like they’re falling behind,” said Amy Jo Hellenbrand. “You just notice certain things as far as their language and how they talk.