Recursion Courses
Study.com Java Programming: Intermediate Concepts
Codio via edX Computer Science Exam Review - Introduction Courses
Tech with Tim via YouTube Scala - Your First Programming Language
YouTube COSC250 - Functional and Reactive Programming
Independent Complete Intro to Computer Science
Frontend Masters Functional-Light JavaScript, v3
Frontend Masters A Practical Guide to Algorithms with JavaScript
Frontend Masters Algorithms in JavaScript
egghead.io Get Started with Reason
egghead.io