Please use Chrome to access the Virtual Machine if you are having trouble with Safari.
If you want to install a local copy of Python on your laptop, we suggesst the Anaconda distribution
You may also wish to apply for a free academic license to get access to advanced compiler and I/O software at
https://store.continuum.io/cshop/academicanaconda
Start with the User Interface Tour and Keyboard Shortcuts in the Help Menu.
Official tutorrial For visual people
You can see the range of amazing notebooks people have shared in the Gallery
To easily view other peoples notebooks on the web or Github, you can install the nbviewr browser extension