Which planet is often called the ?red planet?? Mars! It got this nickname because it?s covered with red rocks and dust. Mars is also known for having the largest mountain in the solar system. Called Olympus Mons, it?s three times taller than Mount Everest! Early readers will be taken on a journey through outer space as they learn these and other fascinating facts about Mars. Each 24-page book features controlled text with age-appropriate vocabulary and simple sentence structure. Stunning photos closely align with descriptive text that will grab kids? attention. Emergent readers won?t be able to stop turning the pages as they explore Earth?s solar system. Get ready to blast off!