A lot of Arduino examples with code,diagrams and images for arduino beginners and programmers. Take a look at it and master it.Contains Examples from Basics, Digital, Analog, CommunicationControl Structures,Sensors,Core Functions, Digital, Display, Strings,USB (Leonardo, Micro, and Due specific examples),Keyboard,Mouse.More will be updated daily or weekly. Just keep in touch.The slightly bigger size of the APK is because all images and diagrams are stored locally for offline reading.