Publishers description: "Who will be the first astronaut to reach the edge of the solar system? It could be you…if you answer questions about earth and space science correctly! In this skill-building game, students travel through the solar system by answering questions about the earth’s properties, planets, stars and more……then slip the quiz cards in the secret decoder to check their answers." Game components: Game board 44 question cards 20 planet challenge cards 4 Game pawns Secret decoder 1 six sided die