Yes, there are no instructions for how to set up your own local environment to run the notebooks. Why is it not good enough to run them on the website as intended?
But if you want to play these games and know how to work conda, you can execute the conda sharing commands in the Coursera environment. Either use “bang escapes” to run linux shell commands in a cell in the notebook or click “File → Open” and then “New → Terminal” to get a linux shell in the Docker image that is running the notebook.
Here’s an earlier thread with an environment file from another student and some discussion on these points.