How the buildings were constructed is an educational book that includes multiple scientific topics about urban development. It was developed through the design of this application where you can see 3D models and buttons that appear on the surface of the page in the form of a cube. This happens when you use the application camera so that it recognizes the page and each page has figures Its own buttons and this is called augmented reality. When you click on the cube button, a new page appears with several options, such as watching a video talking about the current page or a 3D scene using the freshness of virtual reality.
To try the application, you can download this page and test it:
http://aliman-group.com//pagestests/building.jpg