Free courses
Produced by The Open University, a world leader in open and distance learning, all OpenLearn courses are free to study. We offer nearly 1000 free courses across 9 different subject areas. Our courses are available to start right away.
- Mathematics & Statistics
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level 1: introductory icon
Science, Maths & Technology
Geometry
Geometry is concerned with the various aspects of size, shape and space. In this free course you will explore the concepts of angles, shapes, symmetry, area and volume through interactive activities.
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level 1: introductory icon
Science, Maths & Technology
Numbers, units and arithmetic
Do fractions and decimals make you apprehensive about maths? Do you lack confidence in dealing with numbers? If so, then this free course, Numbers, units and arithmetic, is for you. The course will explain the basics of working with positive and negative numbers and how to multiply and divide with fractions and decimals.
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level 1: introductory icon
Science, Maths & Technology
Diagrams, charts and graphs
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.
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level 1: introductory icon
Science, Maths & Technology
Rounding and estimation
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.
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level 1: introductory icon
Science, Maths & Technology
Introducing vectors for engineering applications
Applied mathematics is a key skill for practicing engineers and mathematical modelling is an ever-increasing field within engineering. This free course, Introducing vectors for engineering applications, covers one aspect of a Level 1 engineering module, the application of vectors and vector algebra, using examples inspired by engineering ...
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level 1: introductory icon
Science, Maths & Technology
Ratio, proportion and percentages
From politics to cookery, ratios, proportions and percentages are part of everyday life. This free course is designed to help you become more familiar with how figures can be manipulated, then you can check whether that discount really is as big as they claim!
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level 1: introductory icon
Science, Maths & Technology
Language, notation and formulas
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.
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level 1: introductory icon
Science, Maths & Technology
Squares, roots and powers
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.
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level 1: introductory icon
Science, Maths & Technology
Starting with maths: Patterns and formulas
Patterns occur everywhere in art, nature, science and especially mathematics. Being able to recognise, describe and use these patterns is an important skill that helps you to tackle a wide variety of different problems. This free course, Starting with maths: Patterns and formulas, explores some of these patterns, from ancient number patterns ...