You can learn from YouTube It's free, as of now we are building knowledge base total videos will be done by Feb 2020 if we start any course will let you know via youtube if you have any learning doubts please comment below youtube video we will try to reply. follow this playlist from ep0, ep1 https://www.youtube.com/watch?v=4v0GGUghwyE&list=PLvmzzcGHiU3TfI5LO2G1JTHPmT3sZqJZe to learn at youtube