Objective: Build a CodePen.io app that is functionally similar to this: http://codepen.io/FreeCodeCamp/full/bELRjV.
Rule #1: Don't look at the example project's code. Figure it out for yourself.
Rule #2: Fulfill the below user stories. Use whichever libraries or APIs you need. Give it your own personal style.
User Story: I can see the weather in my current location.
User Story: I can see a different icon or background image (e.g. snowy mountain, hot desert) depending on the weather.
User Story: I can push a button to toggle between Fahrenheit and Celsius.