These are links to some free online courses on geological topics. There are loads more out there, if you find one you like please let me know on geology@u3acommunities.org and I’ll add it to the list so other members can access it too.
| Course and link | Reference | Time needed | Level | Provider |
| Earthquakes | S103 | 8 hours | Introductory | Open Learn |
| Environment, understanding atmospheric and ocean flows | U116 | 10 hours | Introductory | Open Learn |
| Extreme Geological events | – | 3 weeks, 4 hours a week | – | Cardiff Uni via Futurelearn |
| Geological processes in the British Isles | SXR260 | 9 hours | Intermediate | Open Learn |
| Geology earth science for everyone | – | 2-3 hours | – | Udemy via Class Central |
| Introduction to engineering geology | – | – | – | NPTel, IiT Kharagapur over YouTube via Class Central |
| An introduction to geology | – | 12 hours | Introductory | Open Learn |
| An introduction to minerals and rocks under the microscope | S276 | 8 hours | Intermediate | Open Learn |
| Introductory Field Structural Geology | – | 4 weeks | – | NPTel, IiT Kharagapur, via Class Central |
| Minerals and the crystalline state | S209 | 10 hours | Intermediate | Open Learn |
| The Moon | S196 | 6 hours | Introductory | Open Learn |
| The Oceans | S206 | 15 hours | Intermediate | Open Learn |
| Ore geology In the epicentre of the fossil free energy transition | – | 3 weeks, 5 hours a week | Beginner | Futurelearn |
| Practising science: Reading the rocks and ecology | SXR103 | 14 hours | Introductory | Open Learn |
| Structural Geology | – | 13 hours | – | NPTel, IiT Kharagapur via YouTube and Class Central |
| Watching the weather | S189 | 10 hours | Introductory | Open Learn |