Engineer4Free is described as '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' and is an website in the Education & Reference category. There are more than 25 alternatives to Engineer4Free, not only websites but also apps for a variety of platforms, including iPhone, iPad, Android and Android Tablet. The best alternative is Khan Academy, which is free. Other great sites and apps similar to Engineer4Free are Coursera (Freemium), edX (Free), Wikibooks (Free, Open Source) and Udacity (Paid).
Learnie is a paradigm shift in how to think about learning systems. It is 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.
InfoCoBuild.com features Free Education, a collection of open lectures in a variety of subjects including mathematics, natural sciences, social sciences, and engineering. Another feature of the site is on Books and Films - films based on books, books related to films.