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Dans Math: Lessons: Calculus (Part 2)
College professor Dan Bach offers a review of the calculus concepts of integrals and vectors. Examples and animated graphs are provided.
BBC
Bbc: Bitesize Geography: Os Map Skills
A short tutorial on mapping tools and how to read maps. Covers features of maps, symbols, the compass, scale, distance, how height is represented, and grid references. Includes multiple-choice quiz at the end.