Since , Android devices with Intel processors began to appear, including phones  and tablets. Simulation game The term "game" can include simulation   or re-enactment of various activities or use in "real life" for various purposes: Team building Business games can take a variety of forms, from interactive board games to interactive games involving different props balls, ropes, hoops, etc. Board games Main article: Most other board games combine strategy and luck factors; the game of backgammon requires players to decide the best strategic move based on the roll of two dice. Pencil and paper games Pencil and paper games require little or no specialized equipment other than writing materials, though some such games have been commercialized as board games Scrabble , for instance, is based on the idea of a crossword puzzle , and tic-tac-toe sets with a boxed grid and pieces are available commercially. Single-player games Most games require multiple players. Finally, if the player can only outperform the opponent, but not attack them to interfere with their performance, the conflict is a competition. In places where the use of leather is well-established, the ball has been a popular game piece throughout recorded history, resulting in a worldwide popularity of ball games such as rugby , basketball , soccer football , cricket , tennis , and volleyball. Google also wrote that "Nexus devices will continue to receive major updates for at least two years and security patches for the longer of three years from initial availability or 18 months from last sale of the device via the Google Store. German-style board games are notable for often having rather less of a luck factor than many board games. Competitions include racing and figure skating. Lastly, some games use graphical tiles to form a board layout, on which other elements of the game are played. Creating New Project 1.