www.dehash.com has put together a great list of Papervison3D examples. All examples include source code built.

• InteractiveScene3DEvent example

A clickable Plane with a swapped material that rotates using Tweener

• Layers Demo

Setting the layer order of objects to try to control which is on top

• Simple Wow Engine Demo

Spheres contained in a Cube

• Rotation Demo

Shows three rotation axes

• BitmapFileMaterial example
  

Using BitmapFileMaterial to load a jpg and provide texture for a Plane

• Two Sided Plane

Extended DisplayObject3D to create a Plane with Wireframe one side and MovieMaterial on the other

• Video Cube Demo

Displaying a flv on the inside walls of a Cube

• VideoStreamMaterial demo

Using VideoStreamMaterial to provide a texture for a Plane

• Sphere BitmapMaterial

Using BitmapMaterial to display a jpg on a Sphere

• Blender Collada DAE

Loading a Collada DAE file exported from Blender

• Blur effect

Simple example using the newly integrated Effects branch

• Curved lines

Using an external class to create curved lines

• Lines3D

Using the built in Line3D class to create straight lines

• Particle field demo

Simple ParticleField example

• Bitmap material demo

Basic BitmapMaterial example using an embedded jpg


• Rotating cylinder

Cylinder with FlatShadeMaterial

• Shaded cube

Cube with FlatShadeMaterial

• Plane wireframe

Simplest Wireframe Plane