Communication is as vital in mathematics as in any language. This free course, Language, notation and formulas, will help you to express yourself clearly when writing and speaking about mathematics. You will also learn how to answer questions in the manner that is expected by the examiner.

From paving your patio to measuring the ingredients for your latest recipe, squares, roots and powers really are part of everyday life. This free course reviews the basics of all three and also describes scientific notation, which is a convenient way of writing or displaying large numbers.

If you feel that maths is a mystery that you want to unravel then this free course is for you. It will guide you through how numbers are put together, give you confidence with using percentages, fractions and negative numbers and provide you with problem solving skills for your everyday life and the wider world.

This free course, Succeed with maths: part 2, is a sequel to Part 1, in which you will continue to develop your mathematical knowledge and skills using everyday examples. The course takes a look at measurement of length, mass and volume, negative numbers and how to use these, scientific notation (based upon powers of 10), shapes and how to ...

Diagrams, charts and graphs are used by all sorts of people to express information in a visual way, whether it's in a report by a colleague or a plan from your interior designer. This free course will teach you how to interpret these tools and how to use them yourself to convey information more effectively.

This free course, What is a metal? explores the main characteristic properties of metals and their varied use in our everyday lives. Each metal has its own personal signature and you will undertake an online experiment to identify individual metals.

Scientific calculators are a wonderful invention, but they're only as good as the people who use them. If you often get an unexpected or ridiculous result when you press the enter button, this free course, Rounding and estimation, is for you. Learn how to do a calculation correctly and get the right answer every time.

This free course is an introduction to differentiation. Section 1 looks at gradients of graphs and introduces differentiation from first principles. Section 2 looks at finding derivatives of simple functions. Section 3 introduces rates of change by looking at real life situations. Section 4 looks at using the derivative of a function to deduce ...

Why does the Earth’s atmosphere make it the perfect home for life? Professor Stephen Lewis explores...

This free course, Watching the weather, describes how meteorological observations are made looking upwards from the surface of the Earth, looking downwards from satellites in space and from aircraft and balloons within the atmosphere. This international network of observations is vital for scientists and forecasters and the results impact on ...