https://www.udemy.com/your-vr-experiences/
https://www.udemy.com/augmented-reality-gaming-2018/
https://www.udemy.com/develop-augmented-reality-book-ar-business-card-with-unity/
https://www.udemy.com/build-30-mini-virtual-reality-games-in-unity-3d-from-scratch/
looking for these let me know.