Apple has revolutionized the way we communicate. The iPad, a small computer tablet, introduced in 2010, can shoot video, take photos, play music, and surf the net. Aren't they awesome? In this book about the iPad, independent readers not only strengthen their reading skills and increase proficiency, they also learn the technology behind this amazing invention that has changed the way we communicate. In addition, this volume introduces the relevant scientific principle of technology behind the marvel of the iPad.