What makes my s-phone smart? These books gives answers. In "Smartphones - Objects Before Apps", I see that today’s actions, my s-phone can do, were once separate objects. Before, people listen with CD Players; write letters by hand or with a typewriter and take pictures with a separate camera. When I understand the objects, I better appreciate my smartphone Apps and Sensors today. But smartphones don’t grow on trees. It took centuries to discover the science and invent the devices inside my smartphone. With the book, "Science of Smartphones", I learn about 7 Waves of my s-phone. 1) Sound waves of my voice shake the air. They also shake a microphone inside my s-phone. Sound changes into electricity e-patterns. 2) The e-patterns become AC electricity waves. Next, I learn that electricity and magnets can make each other. 3) More than this, electricity and magnet micro-bits join together to make EM Waves. 4) In the s-phone antenna, AC Waves change into EM Radio Waves. R Waves send my voice to the people I call. R Waves also enable web searches. 5) Another EM Wave, Light is the language how my s-phone connects with me. 6) My smartphone connects to the Internet. We surf search the sixth wave, thedatabase of linked human information called the world wide web (www). 7) See inside these books for more about the Seventh K-Wave. More people around our world, own or want smartphones than any other device. Many people see s-phones as tech wonders; others see them as toys. After, we read these books, may understand the science inside s-phones. May we embrace smartphones as tools. With which we learn, connect and share across the wide but today unequal world. Smartphones are global device agents for positive changes.