All the most useful Rules of Algebra in one place: easy to understand, free, searchable, ad-free, open-source, and accompanied by informative descriptions & examples.


Learnie is described as 'Paradigm shift in how to think about learning systems. It the way to create and share engaging user-generated video microlearning. Courses are user-generated and built in a series of up to 30-second microlearning bursts' and is an website in the education & reference category. There are more than 100 alternatives to Learnie, not only websites but also apps for a variety of platforms, including Android, iPhone, iPad and Android Tablet apps. The best Learnie alternative is Khan Academy, which is free. Other great sites and apps similar to Learnie are Coursera, Udemy, SoloLearn and edX.
All the most useful Rules of Algebra in one place: easy to understand, free, searchable, ad-free, open-source, and accompanied by informative descriptions & examples.


Pocket Scholar is a science-learning platform centered around breaking down complicated science topics into smaller chunks that makes them easier to understand. We believe in a future where everyone has access to high quality, college level content that they actually can...



w3clan is a platform to create tutorials and documentation. Connect with millions of learners around the globe to teach millions of users.

Peer 2 Peer University (we usually just say P2PU) is a grassroots network of individuals who seek to create an equitable, empowering, and liberating alternative to mainstream higher education.
This website is created for students and learners. Our database contains 19 796 courses/programs from 30 providers.
NovoEd is the social learning environment for online courses. We offer experiential courses from leading institutions. Join a class to work with peers on real-world problems.
Stepic is an educational engine and platform, focused on STEM open lessons. Stepic allows for easy creation of interactive lessons with a variety of automated grading assignments.




Quick Code is a collection of free online tutorials and video courses to learn programming languages, big data, web, mobile, chatbot, database management, data science, cryptocurrency and more.
Engineer4Free is a tutorial site where anyone can learn university level engineering for free. Engineer4Free has made hundreds of YouTube tutorials and organized them into several courses ranging from Calculus to Project Management to Structural Analysis.
Search thousands of free and paid K-12 resources (apps, books, online courses, YouTube videos, whatever!) to find the right one for you, your kids, and your budget.




Domestika offers expert-led courses for creatives, covering disciplines like Illustration, Photography, Animation, and Craft. Access courses on Adobe software, Procreate, and more, with lifetime access and community interaction. Suitable for beginners to advanced professionals.




Lernabit is a note taking app that is focused on helping you remember the things you learn. With other note taking apps, your notes just pile up and get forgotten. That's fine for something like phone numbers, addresses, and other things you can look up as needed.



