Roller sports are sports that use Human powered vehicles which utilize rolling either by gravity or various pushing techniques. Typically ball bearings and polyurethane wheels are used for momentum and traction respectively, and attached to devices or vehicles that the roller puts his weight on. The international governing body is the International Roller Sports Federation

International Roller Sports Federation

The International Roller Sports Federation or Fédération Internationale de Roller Sports is the world governing body for roller sports, including rink hockey, inline hockey, Inline speed skating and artistic roller skating...

 (FIRS).

It includes the following sports, disciplines and events:

• Inline Skating
  Inline skating
  Inline skating is a recreational sport practiced widely internationally. Inline skates typically have 2 to 5 polyurethane wheels, arranged in a single line. The in-line design allows for greater speed than roller skates and better maneuverability...
  
  
  • Aggressive skating
  • Free skating (inline)
  • Inline hockey
  • Inline speed skating
    Inline speed skating
    Inline speed skating is the sport of racing on inline skates It is often called inline racing by participants. Although it primarily evolved from racing on traditional roller skates, the sport is similar enough to ice speed skating that many competitors are now known to switch between inline and...
    
    
• Roller skating
  Roller skating
  Roller skating is the traveling on smooth surfaces with roller skates. It is a form of recreation as well as a sport, and can also be a form of transportation. Skates generally come in two basic varieties: quad roller skates and inline skates or blades, though some have experimented with a...
  
  
  • Artistic roller skating
  • Drafting
    Drafting (racing)
    Drafting or slipstreaming is a technique where two vehicles or other moving objects are caused to align in a close group reducing the overall effect of drag due to exploiting the lead object's slipstream...
    
    
  • Jam skating
    Jam skating
    Jam skating is a combination of dance, gymnastics, and skating, performed on roller skates. The style of skating has its roots in traditional roller disco, but has been influenced by breakdancing, artistic skating, gymnastics, and modern dance...
    
    
  • Roller derby
    Roller derby
    Roller derby is a contact sport played by two teams of five members roller skating in the same direction around a track. Game play consists of a series of short matchups in which both teams designate a scoring player who scores points by lapping members of the opposing team...
    
    
• Roller Hockey
  Roller hockey
  Roller Hockey is a form of hockey played on a dry surface using skates with wheels. The term "Roller Hockey" is often used interchangeably to refer to two variant forms chiefly differentiated by the type of skate used. There is traditional "Roller Hockey," played with quad roller skates, and...
  
  
• Road skating
  Road skating
  Road skating is the sport of skating on roads, much like road cycling. It shares much with Inline speed skating....
  
  
• Roller skiing
  Roller skiing
  Roller skiing is a non-snow equivalent to cross-country skiing. Emulating skis, elongated inline skates, with wheels at the ends, are used on tarmac. The skating/skiing action is very similar to actual cross-country skiing on snow....
  
  
  • Dry ski slope
  • Grass skiing
    Grass skiing
    Grass skiing was started in France in 1966 as a method for training for alpine skiing. Short skis that were actually rolling treads, much like those on tanks, or wheels were used. These skis were attached to the skiers boots and a grassy downhill slope was found. Depending on the skill of the...
    
    
  • Indoor ski slope
    Indoor ski slope
    Indoor ski slopes are found in several countries, proving a climate controlled environment can be maintained in which snow can be manufactured using a snow cannon, enabling skiing and snowboarding to take place year-round.-Notable mentions:...
    
    
  • Roller cross-country skiing
    Roller skiing
    Roller skiing is a non-snow equivalent to cross-country skiing. Emulating skis, elongated inline skates, with wheels at the ends, are used on tarmac. The skating/skiing action is very similar to actual cross-country skiing on snow....
    
    
  • Roller Alpine skiing
    Roller skiing
    Roller skiing is a non-snow equivalent to cross-country skiing. Emulating skis, elongated inline skates, with wheels at the ends, are used on tarmac. The skating/skiing action is very similar to actual cross-country skiing on snow....
    
    
• Skateboarding
  Skateboarding
  Skateboarding is an action sport which involves riding and performing tricks using a skateboard.Skateboarding can be a recreational activity, an art form, a job, or a method of transportation. Skateboarding has been shaped and influenced by many skateboarders throughout the years. A 2002 report...
  
  
  • Freestyle skateboarding
    Freestyle skateboarding
    Freestyle skateboarding , perhaps the oldest style of skateboarding, is a type of skating that was popular intermittently from the 1960s until the early 1990s, when the last large scale professional competition was held; it would be 8 years until the next . The emphasis in freestyle is technical...
    
    
  • Skateboarding trick
    Skateboarding trick
    A skateboarding trick, or simply a trick is a maneuver performed on a skateboard while skateboarding. Learning and perfecting new tricks is the primary goal of many skateboarders, for whom most of the time spent skateboarding is spent on tricks....