The game has an introductory tutorial by Euclid (press key T to activate or desactivate) and hints on every tool which can be activated touching your clock on your left hand. One can print a guide for beginners from https://drive.google.com/drive/folders/1... 

A new updated guide for teachers, students, and any user interested in getting the maximum profit of Neotrie VR Advanced, version 2020. Helping menus of the new tools are only in English, and will be implemented soon in other languages. See also how to ins...