Ruby wants first prize at the fifth grade science fair--and she thinks her quirky, creative, Rube Goldberg-esque invention is just the way to get it Rife with "depth and charm," this story is peppered with engaging science facts and insights (Publishers Weekly).

Ten-year-old Ruby Goldberg is determined to win her school science fair and beat her nemesis Dominic Robinson. She's snagged second place for the last two years, and she's set on claiming first prize. The only trouble is that Ruby has no ideas. When her grandfather's beloved basset hound dies, Ruby thinks of the perfect...