Dog Trivia Facts is a fun app for the whole family and contains over 175 multiple choice questions & answers in 17 different dog trivia categories. In this entertaining Dog Trivia app, you'll discover fun, challenging, and little known facts about. Puppy Trivia. Dog IQ Trivia. Dog Anatomy Trivia. Trivia on Famous Dogs. Dog Health Trivia. Dog Lifespan Trivia.