Interactivity - Ending the game

• create an empty game object add child the score text to it 
• create 2 new gui texts one for restart and one for game over and adjust the text and move them into the center of the screen  
  
•  make sure they are a child of the empty game object 
• update the game controller code so it now looks like this 
  
  
  
  
  
  
  
• then in unity add refferences to the text objects in the script 
  
• open the destroy by contact script  and add the new lines of code in so it looks like this