Virtual reality is the new rage. There are VR headsets that cost thousands of dollars, but you can get the idea of how this works with an inexpensive tool available from Amazon or other sites called Google Cardboard. You can download instructions on how to create this on your own, but it is simpler to just purchase it.
The Google Cardboard site provides view options, favorite 3D apps, and information for those who want to develop 3D experiences.
Want to know how it works? Watch this.
For our purposes, we're just going to try it out. All it takes is a smartphone and a Google Cardboard device.