10 Van Cau Hoi Vi Sao is an Android app developed by noobstudio that aims to provide an easy-to-understand explanation of a large amount of scientific concepts, phenomena, and processes in nature, society, and the human body. The app uses the format of answering a series of "How?" and "Why?" questions to present complex scientific ideas in a simple and accessible way.

The app is equipped with several useful features, such as a selection of the latest and most relevant questions that are sorted for easy reading and searching. All questions are stored locally on the device, so there is no need for an internet connection. The user-friendly interface allows for easy navigation and customization, such as changing font size and type. Additionally, users can save their favorite questions and access them easily, search for questions by keywords, and share the app and its content via messaging, Facebook, or Zalo.

The app covers a wide range of scientific topics, including Earth, the universe, the environment, construction science, animals, plants, physics, chemistry, computer science, mathematics, the human body, life science, scientific mysteries, and the first person to discover something. This app is a great tool for anyone who wants to expand their knowledge of science in a fun and engaging way.