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.

  • All topics
Grid List Results: 244 items
Copyrighted Icon
Microelectronic solutions for digital photography free course icon level 3: advanced icon

Science, Maths & Technology

Microelectronic solutions for digital photography

The human eye is a fascinating and complicated device, but how do digital cameras capture images? This free course, Microelectronic solutions for digital photography, examines one of the humanmachine interfaces that link optical information to the electronic world. You will learn how the components within a digital camera capture images for ...

Free course
4 hrs
Copyrighted Icon
General principles of cellular communication free course icon level 3: advanced icon

Science, Maths & Technology

General principles of cellular communication

Learn about how cells sense and respond to extrinsic stimuli, a capacity that allows them to communicate with each other and to respond to changes in their environment. This free course, General principles of cellular communication, explains cell signalling pathways in general terms and identifies some of the universal characteristics of ...

Free course
8 hrs
Copyrighted Icon
Cell signalling free course icon level 3: advanced icon

Science, Maths & Technology

Cell signalling

This free course, Cell signalling, explains the general principles of signal transduction and specifically, how even the simplest organisms can detect and respond to events in their ever-changing environment.

Free course
12 hrs
Copyrighted Icon
Analytical science: secrets of the Mary Rose free course icon level 2: intermediate icon

Science, Maths & Technology

Analytical science: secrets of the Mary Rose

This free course, Analytical science: secrets of the Mary Rose, teaches you about the analytical techniques that are used in the research and investigation of historical objects using the case study of the Mary Rose. It covers the use of sonar to locate shipwrecks, and the analysis of the artefacts found on the ship, and the crew and their remains.

Free course
12 hrs
Creative commons Icon
Working mathematically free course icon level 3: advanced icon

Science, Maths & Technology

Working mathematically

This free course, Working mathematically, is aimed at teachers who wish to review how they go about the practice of teaching mathematics, those who are considering becoming mathematics teachers, or those who are studying mathematics courses and would like to understand more about the teaching and learning process.

Free course
10 hrs
Copyright free Icon
Group theory free course icon level 2: intermediate icon

Science, Maths & Technology

Group theory

This free course consolidates and builds on group theory studied at OU level 2 or equivalent. Section 1 describes how to construct a group called the direct product of two given groups, and then describes certain conditions under which a group can be regarded as the direct product of its subgroups. Section 2 describes the key properties of the ...

Free course
16 hrs
Copyright free Icon
What are waves? free course icon level 1: introductory icon

Science, Maths & Technology

What are waves?

This free course, What are waves? explains what waves are. It describes different types of wave as well as their properties. You can listen to the song of a humpback whale and learn about the process of echolocation which is used by dolphins to locate their food. You will also conduct your own online research into how bats use echolocation to ...

Free course
3 hrs
Copyrighted Icon
Getting started with SPSS free course icon level 1: introductory icon

Society, Politics & Law

Getting started with SPSS

Handling statistical data is an essential part of psychological research. However, many people find the idea of using statistics, and especially statistical software packages, extremely daunting. This free course, Getting started with SPSS, takes a step-by-step approach to statistics software through seven interactive activities. No statistics ...

Free course
3 hrs
Copyrighted Icon
Visualisation: visual representations of data and information free course icon level 2: intermediate icon

Science, Maths & Technology

Visualisation: visual representations of data and information

Modern society is often referred to as 'the information society' - but how can we make sense of all the information we are bombarded with? In this free course, Visualisation: visual representations of data and information, you will learn how to interpret, and in some cases create, visual representations of data and information that help us to ...

Free course
8 hrs
Copyrighted Icon
Proteins free course icon level 3: advanced icon

Science, Maths & Technology

Proteins

In this free course we explore proteins and how they are the 'doers' of the cell. They are huge in number and variety and diverse in structure and function, serving both the structural building blocks and the functional machinery of the cell. Just about every process in every cell requires specific proteins. The basic principles of protein ...

Free course
12 hrs
Copyrighted Icon
Gene testing free course icon level 1: introductory icon

Science, Maths & Technology

Gene testing

This free course, Gene testing, looks at three different uses of genetic testing: pre-natal diagnosis, childhood testing and adult testing. Such tests provide genetic information in the form of a predictive diagnosis, and as such are described as predictive tests. Pre-natal diagnosis uses techniques such as amniocentesis to test fetuses in the ...

Free course
4 hrs
Copyrighted Icon
The Moon free course icon level 1: introductory icon

Science, Maths & Technology

The Moon

As the only planetary body everyone is familiar with seeing in the sky, the Moon has long been an object of fascination and speculation. This free course will teach you about the nearest planetary body to Earth: the missions to the Moon, the basic facts of its composition, the cratering on its surface, and the ancient eruptions that flooded many...

Free course
6 hrs