Here is a good video about the project you are looking for.
I hope it helps! Bushra
Hi Beth, this is Peggy. I hope this is what you are looking for. Good luck with your project and I hope you get lots of eggs. How to build external nest boxes for your chicken coop ... - Pinterest
How to build external nest boxes for your chicken coop Whether you're ... 11 Best DIY Chicken CoopIdeas | The Eleven Best Backyard Coop, Backyard Plan.
Are you looking for a place for them to roam that's safe? Like a chicken tractor?