InfoCoBuild is described as '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' and is an website in the Education & Reference category. There are six alternatives to InfoCoBuild, not only websites but also apps for a variety of platforms, including Android, iPhone, Windows S and Android Tablet. The best alternative is Khan Academy, which is free. Other great sites and apps similar to InfoCoBuild are OpenCourseWare Consortium (Free), Open Yale Courses (Free), Academic Earth (Free) and Engineer4Free (Free).
The OpenCourseWare Consortium is a collaboration of higher education institutions and associated organizations from around the world creating a broad and deep body of open educational content using a shared model.
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.