[list][*]Install [url=https://play.google.com/store/apps/details?id=org.geogebra.android.g3d&hl=en]GeoGebra 3D Calculator[/url] on your [url=https://developers.google.com/ar/discover/supported-devices]ARCore supported device[/url][/*][*]Open one of the next pages that contains a 3D model with your mobile device[/*][*]As shown in the image, open the model in the app via the menu[/*][*]Start AR mode with the AR button in the corner[/*][*]Follow the instructions to put the model on a surface[/*][/list]