1. Video Source - Videoblocks.com - Youtube.com CC

https://www.youtube.com/watch?v=QzKfCIHPOXA
https://www.youtube.com/watch?v=cUv56BoxTTM
https://www.youtube.com/watch?v=QjAojcZ9tGw
https://www.youtube.com/watch?v=6WuuR2I7ec8
https://www.youtube.com/watch?v=_ASsJftJcyY
https://www.youtube.com/watch?v=x9QyOuS7wQU
https://www.youtube.com/watch?v=muPNr4jEXkk
https://www.youtube.com/watch?v=KC4o1JOMT8M
https://www.youtube.com/watch?v=-DwLvzR5_kg
https://www.youtube.com/watch?v=hmxrVsW23lA
https://www.youtube.com/watch?v=gumuNn2PAQo
https://www.youtube.com/watch?v=4mlBKX7lYsk
https://www.youtube.com/watch?v=6fTcFQqFN-A
https://www.youtube.com/watch?v=LaO9HoVB3nw



2. Image Sources: Google, all used under fair use.