Have a look, why you should read them?
Inspire ALL Students with Open, Creative Mindset Mathematics
All the resources you need to give yourself a world class computer science education
A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.
Not all clients are alike.
lets you do data science entirely in your browser
Open Source Computer Science Curriculum program or degree.
Road map on what to learn as a web developer. Very focused on the basics.