
In this badge you will learn about how computer stores many variables in one bundle (collection). You will see why items in a List are referred to by their order (eg first, second, third, …, last – this is called index) while in a Dictionary they are referred to by their name (eg. firstname, surname, height – this is called key).
TODO
As in each badge:
- watch the three below videos while taking notes.
 - complete the programming notebook for this badge
 - write down in your mini-diary 3 things you learned and 1 you wish you understood better
 
Note: This badge has Three videos

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