Justin Hocking & Peter Michalski 
Riding Half-Pipes [PDF ebook] 

Skating half-pipes is one of the most thrilling aspects of the sport of skateboarding. This books introduces relative skating novices to half-pipes, also known as ramps, starting with safety equipment and measures, and then moving on to beginning tricks and techniques, finally working up to more complicated and advanced maneuvers. The book gives succinct, easy to follow instructions on how to successfully pump on a half-pipe, drop in and then move on to grinds, slides, stalls, fakies, flips, and airs. Images accompanying the steps also prove an invaluable aid to readers just starting out with this exciting subset of skating activities.