Content from this course is derived and remixed from many sources in adherence with their respective licensing, the Creative Commons Attribution licence (CC BY 4.0). All content is copyrighted to its respective owners.
The source of the content for any particular lesson can be found at the bottom of each lesson's website.
All original content is also licenced under the Creative Commons Attribution license. The full legal text of this license can be found at https://creativecommons.org/licenses/by/4.0/legalcode.