TutorMe - Connect with a high-quality tutor in under 30 seconds
Hackr.io - There are tons of online programming courses and tutorials, but it's never easy to find the best one. Try Hackr.io to find the best online courses submitted & voted by the programming community.
Google Assistant - Get things done with Google Assistant
Studypool - A marketplace for on-demand tutoring
Tutset - Curated list of the best programming tutorials on the web.
Photomath - Photomath is a mobile app that will give you the ability to test your equations through a simple calculator interface that will fully explain the solution in a step-by-step fashion. Read more about Photomath.