Bring on the spotlight, because eight-year-old Ruby Marigold Booker is absolutely ready to shine! As the fabulous baby sister to the most popular boys on Chill Brook Avenue, Ruby knows how to hold her own. When an exciting animal trivia contest is announced at school, she realizes this is her ultimate chance to prove her brilliance. The stakes are high: the winner will score season passes to the Chill Brook Zoo for their entire grade! Ruby is determined to secure the prize and become the ultimate trivia queen of the third grade. However, memorizing a million wild animal facts is no easy task, and she quickly realizes she might need a little help to pull off a victory. Join the smart, sassy, and spectacular Ruby as she hits the books and recruits her friends and brothers for a hilarious study session. Will she remember enough facts to conquer the competition and claim the zoological crown?