Brain games?

[kickinchicken]

Has anyone made a chicken playground to keep their peepers active and engaged? I don't want my chickies' run to be boring and plain. Any ideas and especially pictures would be fantastic.

 

[Gonzo]

Add a little mirror! Ours love that! Its funny too! We also put a cat toy ball with a little bell in it for them, and things gor them to climb on and play King of the Hill!