Do you know that you can save money by getting the book Your Mission on Earth by Christine Zuchora-Walske in pdf version instead of buying one? We have the pdf version of the book Orphans of Islam available for free. Just click on red download button below to download Your Mission on Earth by Christine Zuchora-Walske for free.It's time for your mission to Earth! Jump in your super speedy rocket to explore Earth's size, mass, atmosphere, temperature, gravity, orbits, and moons. Basic solar system facts are brought to life with a focus on what questions scientists are still trying to solve. Each book ends with a section on how scientists discovered the facts that have been presented. Bright, colorful illustrations and straightforward text make this topic accessible for even the youngest astronomer.