Create game display
- Create and title project
- Choose background
- Delete cat sprite
Create two paddles
- Create and name sprites
- Resize sprites
- Place sprites on screen (one paddle to the left, and one to the right)
- Create a game loop for the paddles
- Create a velocity variable (only for y coordinate)
- Create an isDown variable (this variable will check if any keys are pressed down)
- Set value of velocity variable based on keyboard input
  - Example: If ‘W’, change velocity by 10
  - Example: If ‘S’, change velocity by -10
- Change the y value based on the value of the velocity variable
Create and display two points tables on the screen
- Set the initial score of each points table to 0
- Increase the number of points a player gets by 1 every time the ball hits the wall on the opposing player’s side
- The game ends as soon as one player has 21 points
Create ball element
- Create and name object
- Resize object
- Create a game loop for the ball
- Set initial position of the ball to the center of the game display
- Create variables called xVelocity and yVelocity
- The game starts when the ball starts moving - the ball should start moving when the spacebar is pressed
- If the ball hits the top of the game display, multiply the value of yVelocity by -1
- If the ball hits either paddle, multiply the value of xVelocity by -1
- Change the position of the x value of the ball by the value of xVelocity
- Change the position of the y value of the ball by the value of yVelocity
Create clear game instructions to be displayed at the beginning of the game
- Explain the objective of the game
- Explain how to play the game
Create display for the end of the game
- Display the words “Game Over”
- Display each of the users’ total points
- Prompt them to play again

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