Hour of Code

Basic

https://code.org/mc 

https://code.org/starwars

https://studio.code.org/flappy/1

https://scratch.mit.edu/hoc/

Intermediate

https://www.khanacademy.org/computing/hour-of-code/hour-of-drawing-code/v/welcome-hour-of-code

Advanced:

https://www.robomindacademy.com//go/navigator/storylines?course=HourOfCode

https://www.codecademy.com/courses/hour-of-code-en/0/1

https://www.codeavengers.com/javascript/17

"Technology Behind Virtual Reality: Coding and Design" Article