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.
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level 1: introductory icon
Science, Maths & Technology
Everyday maths 2 (Wales)
This free course, Everyday maths 2 (Wales), will build on your existing maths skills and help you to feel more confident tackling the maths you come across in everyday situations.
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level 1: introductory icon
Science, Maths & Technology
Mathemateg bob dydd 1
Bydd y cwrs rhad ac am ddim hwn yn datblygu ac yn gwella eich sgiliau mathemateg hanfodol ar gyfer gwaith, astudio a bywyd bob dydd. Mae gan y cwrs bedair sesiwn, sy'n ymdrin â'r pynciau canlynol: rhifau, mesur, siapiau a gofod, a thrin data. Bydd digonedd o enghreifftiau i’ch helpu i symud ymlaen, ynghyd â chyfleoedd i ymarfer eich dealltwriaeth.
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level 1: introductory icon
Science, Maths & Technology
Mathemateg bob dydd 2
Bydd y cwrs rhad ac am ddim hwn yn adeiladu ar eich sgiliau mathemateg presennol ac yn eich helpu i deimlo'n fwy hyderus wrth fynd i'r afael â'r fathemateg rydych chi'n dod ar ei draws mewn sefyllfaoedd bob dydd.
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level 1: introductory icon
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Digital & Computing
Discovering computer networks: hands on in the Open Networking Lab
Have you ever wondered how the internet gets into your home, school, college or workplace? How do all the computers, phones, tablets, printers and other devices connect and work together? In this free course, Discovering computer networks: hands on in the Open Networking Lab, you can explore how computer networks operate, discover how data is ...
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level 3: advanced icon
Science, Maths & Technology
Exploring depression
This free advanced level course, Exploring depression, serves as an introduction to masters level study in neurosciences and mental health. Focusing on depression, you will consider key issues concerning diagnosis, causes and interventions. You will also begin to explore theoretical models, biological and psychological explanations, and look at ...
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level 1: introductory icon
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Science, Maths & Technology
Digital thinking tools for better decision making
Ever since the very beginning of humanity, tools have played a pivotal role in who we are and what we do. Tools for recording, processing and communicating information have a time-honoured history – from the clay tokens used in Mesopotamia to mechanical calculating machines. The invention of the digital computer has boosted the scale, speed and ...
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level 1: introductory icon
Science, Maths & Technology
Studying natural sciences bilingually
Thinking of studying a Natural Sciences course? Considering studying through the medium of Welsh and want to know what the benefits are? Not sure whether your Welsh is good enough? If you’re reading this article, it’s quite possible you’ve thought about these questions. This article aims to answer these questions, and show how studying ...
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level 1: introductory icon
Science, Maths & Technology
Astudio’r gwyddorau naturiol yn ddwyieithog
Meddwl am astudio cwrs yn y Gwyddorau Naturiol? Ystyried astudio trwy’r Gymraeg ac eisiau gwybod beth yw’r manteision? Dim yn siŵr os ydy eich Cymraeg yn ddigon da? Os ydych chi’n darllen yr erthygl hon, digon tebyg fod y cwestiynau hyn wedi codi yn eich meddwl. Pwrpas yr erthygl hon yw ateb y cwestiynau hyn, a dangos sut gallai astudio’r ...
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level 1: introductory icon
Nature & Environment
Introducing mammals
Mammals come in a bewildering variety of shapes and sizes, and yet all species have some characteristics in common. These similarities justify the inclusion of all such diverse types within the single taxonomic group (or class) called the Mammalia. This free course, Introducing mammals, offers a starting point for the study of mammals. It will ...
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level 2: intermediate icon
Science, Maths & Technology
Learning from major cyber security incidents
As a society, we are now almost always connected to the internet and rely on it for many different day-to-day activities. However, this dependency on the internet can make us vulnerable to attacks.
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level 2: intermediate icon
Science, Maths & Technology
Fire ecology
This course explores the role of fire as a natural disturbance in ecosystems. It introduces the concept of a fire regime and its influence on the type and distribution of organisms that occur in fire prone ecosystems. It also looks at some of the adaptations of plants that have evolved in these ecosystems and how animals either avoid or exploit ...
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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 ...