Lambda School - A full Computer Science education - free until you get a job
NumWorks - The graphing calculator that makes learning math easier.
Microverse - The global school for remote software developers.
Learney - Knowledge aggregator for developers
TripleTen - The beginner-friendly online coding bootcamps with the highest completion rate and grad employment
eMathHelp.net - Site is created to help people learn math. Includes algebra, calculus, differential equation calculators and notes with many examples.