https://www.linegames.org/ru/Perfect-Pitch-codes/280715181235/?affUBMTVH

Follow the link or scan the QR code from a mobile device to begin.


This module was created by Peter Beyersdorf and is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License. Attribution for reused content along with a full list of available modules is at the AR Physics Home.

Creative Commons License