As volleyball

Volleyball

Volleyball is a team sport in which two teams of six players are separated by a net. Each team tries to score points by grounding a ball on the other team's court under organized rules.The complete rules are extensive...

 is one of the world's most popular team sports, second only to football

Football

Football may refer to one of a number of team sports which all involve, to varying degrees, kicking a ball with the foot to score a goal. The most popular of these sports worldwide is association football, more commonly known as just "football" or "soccer"...

(soccer) in the number of players, there are numerous variations of the basic rules. The rules have changed around the world since its creation in 1895, as skills have developed, to make the game more suited for spectators, for learning or other special needs. Some variations have been included as a change in the international rules by Fédération Internationale de Volleyball

Fédération Internationale de Volleyball

The Fédération Internationale de Volleyball , commonly known by the acronym FIVB, is the international governing body for the sport of indoor, beach and grass volleyball.. Its headquarters are located in Lausanne, Switzerland and its current president is Wei Jizhong .- History :The FIVB was founded...

 (FIVB), others have resulted in variations with specific names.

The more notable variations include:
A variation of the game rivaling the original sport of volleyball

Volleyball

Volleyball is a team sport in which two teams of six players are separated by a net. Each team tries to score points by grounding a ball on the other team's court under organized rules.The complete rules are extensive...

 in popularity, beach volleyball

Beach volleyball

Beach volleyball, or sand volleyball, is an Olympic team sport played by two teams of two players on a sand court divided by a net.Like volleyball, the object of the game is to send the ball over the net in order to ground it on the opponent’s court, and to prevent the same effort by the opponent....

 evolved from the recreational games of volleyball played on many beaches around the world.