A free app for Android, by Yiming.

You can use this app to further develop your practical skills in computer assembly. This app is ideal for those who enjoy playing with computers. The 3D world in which you play the game allows you to freely purchase the parts and assemble your computer. While playing the game, you can pick up some fundamental computer skills. Additionally, it can assist you in better understanding how to put the computer together and how each component works. You can create computers in first-person using this app. By doing so, you can comprehend how a computer functions better. After assembly is complete, the computer can even be turned on.