I have installed virtual box and vagrant software on my mac laptop. I could find the instructions on how to set up the lab environment. Not sure if I am missing something.
I see only the following instructions on course.
Installing Vagrant on OSX or Linux
Install VirtualBoxDownload and installation should be straightforward. Go to the VirtualBox downloads page, download the setup binary for your appropriate OS, and run the installer.If you run into issues installing VirtualBox on a recent version of MacOS, you may want to look at this knowledge article.