Rosie wakes up in a monochrome world, with a dark cloud over her head. As she plods through her miserable, gray day, the cloud follows. Mishaps and mayhem thwart her every move, irritating noises assault her - and the pouring rain makes everything worse. But then, on her way home from school, Rosie finds a pair of strange glasses. When she puts them on, her world transforms into vivid, joyful colour. All of a sudden, she can see the beauty and fun in everything around her - and her dark cloud has disappeared. Are the glasses magic?

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 calls being green a waste of time. Their teacher, Mrs. Howie, gives the girls a new assignment for Earth Day--they must present together to the class on why it's important to care for the environment. In the sixth book in this bestselling series, Justine is up against her biggest challenge yet--can she convince the Queen of Mean to go green?