Pages in very good shape - no writing. Cover has only minor shelf wear and a little writing - see our picture. Buy with confidence - every order ships with delivery confirmation tracking number. Fast shipping from our non-smoking home. 2017AMA1082 Additional Details ------------------------------ Product description: Learn what the sun is made of, and how the sun's gravity makes the planets orbit around it. Find out how far each planet is from the sun, how many moons each planet has, and what the planets look like up-close!Why study the solar system? Space exploration could explain the history of the universe. It may also reveal whether there is other life out there!