You can play the game in VR Cardboard or in Normal mode. The application is totally free. Using your virtual reality glasses, you can see the animals moving closely with animations. It will be an exciting journey for you. You don't know to go to a zoo and your children will also enjoy the virtual simulations as if they are in a zoo and know the animals. HOW TO PLAY: - It is very easy. You should look at where you want to move. When you approach to animals, your movements will be slower or st