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 8 different subject areas. Our courses are available to start right away.

Science, Maths & Technology
Moons of our Solar System
In this free course, Moons of our Solar System, explore the many moons of our Solar System. Find out what makes them special. Should we send humans to our Moon again?

Science, Maths & Technology
Succeed with maths: part 1
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.

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 ...

Science, Maths & Technology
Astronomy with an online telescope
This free course shows you how to navigate the night sky, and introduces the wide variety of objects it contains. You will develop a hands-on understanding of telescopic observations using the Open University’s own robotic telescope facility COAST sited on the island of Tenerife. Supported by your own measurements we illustrate how stars...

Science, Maths & Technology
Online Summer School 2021
An OpenSTEM online summer school providing you with an introduction to several analytical techniques in biology, chemistry and health science via the following online investigations.

Science, Maths & Technology
The search for water on Mars
The possibility of water on Mars has captured human imagination for over a century. In this free course, The Search for Water on Mars, find out more about how scientists have found evidence for water in the red planet’s past and present, and what this might mean for the possibility of life beyond Earth.

Science, Maths & Technology
Scholarship of Teaching and Learning in STEM
This free course, Scholarship of Teaching and Learning in STEM, provides a toolkit for conducting Scholarship of Teaching and Learning (SoTL) within Science, Technology, Engineering and Mathematics (STEM). SoTL involves educators using their disciplinary knowledge to investigate a question about learning and teaching, gather evidence in a ...

Science, Maths & Technology
An introduction to computers and computer systems
This free course, An introduction to computers and computer systems, challenges how we view computers through the examples of processors in kitchen scales and digital cameras, as well as examining the work of art that, at heart, is a computer. You will also explore how computers are connected together to achieve even more than when working alone.

Science, Maths & Technology
Could we control our climate?
Climate crisis is one of the grand challenges we face as a society, but it can be hard to approach as a subject. Not only can the science at times seem dauntingly complex, but the solutions are also far from clear. This leaves many people feeling confused, guilty, anxious, angry, or else completely switched off from the subject. This course ...

Science, Maths & Technology
Student Partner in Educational Research
The Student as Partners in Educational Research is an ongoing initiative sponsored by eSTEeM: The OU Centre for STEM Pedagogy whereby OU undergraduate or postgraduate students are supported to participate as partners in STEM Educational research with OU staff, alongside their studies. eSTEeM manages a range of Educational Research projects with ...

Health, Sports & Psychology
Understanding ADHD
This free course, Understanding Attention Deficit Hyperactivity Disorder (ADHD), explores the experience of ADHD from the perspective of those who are diagnosed with the condition, and those who care for them. It covers the contribution of scientific research to understanding ADHD, with a focus on assessing the effectiveness and mechanism of ...

Science, Maths & Technology
Gamified Intelligent Cyber Aptitude and Skills Training (GICAST)
This free course, Gamified Intelligent Cyber Aptitude and Skills Training (GICAST), will help you to understand online security and start to protect your digital life, whether at home or work. You will learn how to recognise the threats that could harm you online and the steps you can take to reduce the chances that they will happen to you.