Defying Gravity Rock Climbing. Using their hands, feet, and determination, rock climbers defy gravity and conquer amazing challenges Readers will learn about the important aspects a rock climber must go through to prepare for a climb--from choosing the right climbing equipment to mapping out a training schedule. This nonfiction title uses detailed images and informational text in conjunction with math skills and upper-level features such as chapter format, a glossary of terms, and an index to engage and intrigue readers about the world of rock climbing. This 6-Pack includes six copies of this title and a lesson plan.