Shackleton, C: Up in the Air: Our Fight Against Gravity Inte

Cambridge University Press in partnership with Discovery Education has developed next generation graded Readers that will inspire curiosity and motivate your students with high interest topics, embedded critical thinking activities, and interest-grabbing videos.Humans have never been content to just stay on the ground. Learn about the history of flight from the early planes of the Wright Brothers to the thrilling sport of BASE jumping.