Simply Piano (AKA: SimplyPiano) is a fast, fun and easy piano learning application for mobile platforms, developed by Simply (formerly JoyTunes) from Israel in 2017. To help individuals learn how to play the piano, it provides an easy and efficient learning experience suitable for both beginners and advanced players.

C# is an object-oriented programming language designed for creating robust applications for the Microsoft Windows platform. It is a powerful and versatile language that is suitable for a wide range of development needs. With C#, developers can quickly and easily create Windows applications with advanced graphics, animation, and data access capabilities. It also makes it easier to create games and other interactive applications for Windows systems.

JavaScript used to be just a scripting language running in the browser's sandbox environment. Since the release of Node.js in 2009, JavaScript has show extraordinary talents on the server side, the Internet of Things, mobile native application development, and even desktop application development. In the past, to develop desktop applications, we need to learn the exclusive programming languages and development frameworks for different platforms, which not only costs a lot, but also takes a lot of time to make a desktop application that supports and is compatible with multiple OS platforms, and basically needs to be implemented by different teams for different platforms.

Unity Game Tutorial: Pinball 3D is a step-by-step video tutorial created by Octoman for developing a fully functional 3D pinball game with Unity. The whole course consists of 9 sections, 68 lectures; the total video course length is 9 hours and 41 minutes; the video format is MP4, with the source files attached; the language is English. It's specially made for Unity game development beginners.

After selecting Building a Game with Unity and Blender for me to formally learn to use Unity to develop my own ARPG-like game, I also selected Building an FPS Game with Unity as the second tutorial book to be read, with which I intended to try to develop a FPS-like game of my own too. But the latter is not to develop the game itself, but to further learn to use Unity and apply the newly acquired skills to the development of my games as much as possible.