1.   Countless Ideas   1
2.   A Sealed Idea    5
3.   The Forgotten Inventor    9
4.   What to Talk About   12 
5.   Inventing Instant Communication   15
6.   A Stolen Idea   21
7.   Telegraphy Without Wires    25
8.   Who is The Father of Radio?    29
9.   Who Invented the Computer?    34
10.  Squeezing a Computer into a Smartphone    37
11.  Instant Photography Ideas    41
12.  What Does a Smartphone Look Like?    44  
13.  What Makes a Smartphone Smart?    50
14.  Storing Lots of Photos on Your Smartphone    54
15.  Using Your Smartphone as a Flashlight   59
16.  Who Invented the Internet?   62
17.  Who Invented the World Wide Web?   65
18.  What Makes a Phone Mobile?   68
19.  What’s with Wi-Fi and Bluetooth?   72
20.  How Does Your Smartphone Know Where It Is?   75
21.  Talking to Your Smartphone   78
22.  Keeping Your Information Secret   81
23.  Shopping on Your Smartphone   85      
24.  A World Without Patents   87