Trivia Book For Adults 18+ has 400 questions and this book is more suitable for adults because the questions may be too difficult for children. Did you know it literally rains diamonds on some planets in our solar system? Did you know ice Hockey pucks are frozen before a game of ice Hockey starts? The questions in this book will test your general knowledge. Each question has four options to choose from, so what are you waiting for? Test your knowledge against family and friends. Answers can be found at the back of the book.