Scripting tutorial #1 | Properties

Hope you enjoy this tutorial
Sorry For not uploading
Script:
Game.Workspace.Green.Transparency = 1
Game.Workspace.Amber.Transparency = 1
wait(10)
Game.Workspace.Green.Transparency = 1
Game.Workspace.Amber.Transparency = 0
game.Workspace.Red.Transparency = 1
wait(10)
Game.Workspace.Green.Transparency = 0
Game.Workspace.Amber.Transparency = 1
game.Workspace.Red.Transparency = 1