This video from the Roarockit Skateboard Company demonstrates how to shape your own foam mold to be used when designing a custom skateboard.

Schools around the world use Roarockit's Thin Air Press Technology to teach students how to make their own skate/longboards in the classroom. This is a basic overview of teaching a 5 day class using our pre-shaped veneers and foam molds. 
 

This tutorial goes through in detail, the steps to laminate carbon fiber onto the top and bottom of a skateboard deck.