| As skateboarders gather experience, they | | | | one and sometimes both trucks onto an object |
| start attempting advanced tricks and | | | | that has a distinct edge. The object may be a |
| maneuvers. Of these, the most popular are the | | | | curb, railing, or pipe. The rider and |
| aerials. Ollie is one of the most advanced | | | | skateboard are on the move, while the metal |
| and popular skateboard tricks. Legend has it | | | | hanger scrapes along the edge. The grind is |
| that it was invented by Alan Ollie Gelfand. | | | | completed when the rider pops the trucks off |
| By using this technique the skateboarder | | | | the surface and re-engages the wheels. |
| jumps over, onto or up to an obstacle. | | | | |
| Throughout the exercise the board appears to | | | | A half-pipe offers a stiff challenge to |
| stick to the skateboarder's feet. The Ollie | | | | skateboarders. Riders propel themselves up |
| is the basic skateboard trick, from which | | | | and down the curves of the trough while |
| others can follow. But remember, it is not at | | | | inside a half-pipe. In some of the half pipes |
| all easy and takes long hours of practice to | | | | the walls are almost completely vertical, |
| learn! | | | | where skateboarders can show difficult |
| | | | maneuvers, usually called vert skating (short |
| The board flip is another maneuver that is | | | | form of vertical skating). In vert skating, |
| very popular. In a well-performed board flip, | | | | skateboarders propel their boards to the top |
| the skater completes a landing back onto the | | | | of either wall, perpendicular to the ground. |
| deck after the board turns one or more time | | | | They perform skateboard tricks on each side |
| under the rider's feet while both are in the | | | | while riding back and forth. Skateboarders |
| air. Board flips can be of various types. | | | | also perform other moves such as hand plants, |
| | | | foot plants, inverts, and flips. The McTwist |
| Another common and popular trick is known as | | | | is considered to be the most radical of vert |
| a grind. A grind is performed by directing | | | | maneuvers. |