Justine McKeen is back, and she's on a deadline. With only days left before Earth Day, Justine enlists the help of her classmates to count flower buds, frogs, spiders and ants in their natural habitat as part of an environmental science project. But there's a species right in her own classroom that she'll have to tackle first--a class bully. Savannah Blue, aka the Queen of Mean, criticizes Justine's secondhand clothes and...