This video covers what GCSE students need to know for Area under a Curve. It covers how to find the area under a curve, how to determine if it is an overestimate or underestimate and how to find the distance travelled from a speed-time graph....

From corbettmaths

This video shows how to find the surface area of prisms such as a triangular prism and a trapezoid prism. Ideal for GCSE maths. On www.corbettmaths.com/contents there are videos for surface areas of cuboids, cubes, cylinders, spheres, cones etc...

From corbettmaths

This video explains the different types of variables: qualitative, quantitative, discrete and continuous....

From corbettmaths