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It's back to school season, which means kids are coming home from camp and other summer distractions and settling in for long, dreary months of homework. They might start slacking on their chores, messing around on the Internet and what have you, and that will be no fun for anyone. So parents, a reminder, there's a foolproof way to get kids to cooperate:

Simple. Beautiful. Effective.

Danielle Wiener-Bronner is a news reporter.