Table of Contents Study Time 4 A Better Way to Communicate 8 The Rise of Smartphones 22 A Smart Future 26 Telephone Timeline 28 Glossary 30 to learn more 31 Index 32
Study Time The big science project is due tomorrow A group of friends decides to work in the library after school They pull out their smartphones to text their parents for permission 4
Oct 12 Tuesday 13 Wednesday 14 Thursday 15 Friday The friends check texts and emails while waiting to hear back Finally their smartphones buzz Their parents said yes The students reserve a study room on the library’s app They tell their smartphones to add reminders 5
