WHAT KIDS HAVE long suspected and grownups won't admit is true: Parents hate homework too. While all parents want their children to excel, many fret over how much time homework takes up--and what kids are missing out on as a result. For working parents, homework is the third shift, after the office and after cooking and cleanup chores. Is it worthwhile? Should first-graders really spend an hour a night on work sheets? How much should Mom help? Some answers from experts:
•Just how useful is homework, anyway? No question, homework is valuable. It has a measurable impact on academic achievement, teaches...