This week, That’s Maths (TM005) discusses the large range of maths education videos that are available free of charge from the Khan Academy website. There are about 3,200 tutorials, covering the whole range of second-level mathematics.
Salman Khan’s Technology, Entertainment and Design (TED) presentation is available on-line: Let’s Use Video to Reinvent Education.
There are several other websites with secondary level maths videos. One of the best is the MathCentre. MathCentre provides second level mathematics support materials to students and teachers. MathCentre team members are also active in university mathematics support centres
More videos on mathematics are available at Udacity. Tutorials are at beginner, intermediate and advanced levels. There are also units on physics and computer science.