Report Game 1 : Galaxian

Galaxian is an arcade game developed by Namco in October 1979.The game was highly popular upon its release, and has been a focus of competitive gaming ever since. It spawned a successful sequel, Galaga, in 1981, and the lesser known Gaplus in 1984, as well as many later ports and adaptations.

Interactivity: 
  Player will use up, down, left, right key for controlling the ship and space for fire. A fixed shooter-style game in which the player controls a spaceship at the bottom of the screen and shoots enemies descending in various directions

Concept:
The game is designed base on controlling ship and fire game. Swarm after swarm of alien armies attack the player's ship that moved left and right at the bottom of the wraparound screen. The ship can only have one shot on screen at a time.  Player has to kill all of the bee which as enemies and avoid fire of enemies.

Challenge:

The ship can only have one shot on screen at a time. The player defeats one swarm, only to have it replaced by another more aggressive and challenging swarm in the next screen.

Goal:
  This game is endless, unless the players fail it or stop it.The main fun is getting higher scores.