Paddle ball game

Next, we'll add hand controlled paddles to hit the ball. To keep things somewhat generic, our game paddles will be simple objects parented by the hand controllers in your camera rig. We'll move the target to be on a wall instead of the floor, and serve the balls a little further out in front of you so they're reachable

To set up the scene, you can Save As a new name and we'll work from here. I'll name my PaddleBallGame.

1. Select File | Save Scene As and name it PaddleBallGame
2. Disable the head Cube we previously added as a child of the camera, if present

First, let's create a paddle. We'll construct a very simple model using cylinders. You can find better ones, shaped and textured, online. 

1. In the Hierarchy root, Create | Create Empty, name it Paddle, and reset its Transform
2. Add a child cylinder object (Create | 3D Object | Cylinder) and name it Handle
3. Set the Handle's Scale to (0.02, 0.1, 0.02)
4. Add another Cylinder as a sibling of Handle and name it Pad
5. Set the pad's Scale to (0.2...