Street Sk8er - known as Street Skater in PAL territories - is a skateboarding video game for the PlayStation. It was first released in Japan in 1998 under the name Street Boarders, then was licensed by Electronic Arts for distribution in America in 1999. It was re-released later in Japan as part of the Simple 1500 series of budget games. On 6 May 2008 it was released on the PlayStation 3 in Europe as a download via the PlayStation Store.
Players attempt to clear each track by scoring a minimum number of points within a set time limit. The tracks consists of obstacles to perform tricks on, including rails, benches and half-pipes. By clearing a stage the player earns experience points that can be used to make the skater faster, more agile, able to jump higher, etc.
Source: Wikipedia, "Street Sk8er", available under the CC-BY-SA License.