In this selection of some of the best free online STEM courses, you will find courses of all levels, but always of excellent quality taught by top institutions. Besides, many of them can be followed for free!
Advantages of online courses for STEM education
Online courses offer a number of significant advantages for STEM (Science, Technology, Engineering and Mathematics) education, both for students and professionals looking to expand their knowledge. Here are some of the key advantages:
Flexibility. Online courses allow students to learn at their own pace and adapt their study schedule according to their personal and professional commitments. This is especially beneficial for those who have additional responsibilities or work full time.
Global access. You can access courses from reputable institutions around the world regardless of your geographic location. This gives you the opportunity to learn from experts from diverse locations.
Variety of options. There is a wide range of online courses in STEM covering topics from mathematics and programming to biotechnology and data science. This allows students to choose courses that suit their interests and career goals.
Continuous updating. STEM disciplines are constantly evolving. Online courses offer the ability to keep up with the latest developments and technologies in your field of interest.
Interactive learning. Many online courses use multiple media, such as videos, readings, interactive exercises, and discussion forums, to keep students engaged and encourage more complete learning.
Review and revision. Online course materials are often available even after the course has ended, allowing you to review and revise content in the future.
Personalization. Some online platforms use algorithms to tailor content based on your progress and performance, which can help you focus on areas where you need more practice.
Time and money savings. There is no need to physically travel to a campus, which saves time and transportation costs. Plus, many online courses offer affordable options compared to traditional education.
Self-directed learning. Online courses encourage self-discipline and personal responsibility in the learning process, important skills for success in STEM.
Diversity of participants. Online courses often attract a wide variety of students from different backgrounds and cultures, enriching discussions and perspectives.
Digital skills development. Participating in online courses will familiarize you with technology tools and online learning platforms, essential skills in the digital age.
Certifications and credentials. Many online courses offer industry-recognized certificates or credentials, which can enhance your professional profile and increase your employment opportunities.
In short, our selection of free online courses offers a flexible, accessible and enriching way to acquire STEM knowledge and skills. They allow students to tailor their learning to their needs and goals, while taking advantage of technological advances and global opportunities.
![free geometry course free geometry course](https://prod-discovery.edx-cdn.org/media/course/image/fbef1d85-0ece-434b-8131-417658de3e5f-099ceff0d763.small.jpg)
![SCH SCH](https://stemonline.tech/wp-content/uploads/2023/11/SCH.webp)
Introduction to Geometry
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![differential calculus course differential calculus course](https://prod-discovery.edx-cdn.org/media/course/image/893be2f2-3891-48f7-9a47-fb832365aff4-7d44c7e9d135.small.jpeg)
![LSE LSE](https://stemonline.tech/wp-content/uploads/2023/11/LSE.webp)
Mathematics 1 Part 1: Differential Calculus
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free basic mathematics course free basic mathematics course](https://prod-discovery.edx-cdn.org/media/course/image/07523ff1-f015-4987-9a54-4ab6d69ed955-2a8b4f43957e.small.jpg)
![ICL ICL](https://stemonline.tech/wp-content/uploads/2023/11/ICL.jpg?ver=1699363627)
Maths Essentials
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![Free effective math learning course Free effective math learning course](https://prod-discovery.edx-cdn.org/media/course/image/ad29f74c-7389-4608-b54f-570ef08b2f4e-1bed3b5f22d0.small.png)
![STA Stanford University](https://stemonline.tech/wp-content/uploads/2022/09/STA.webp)
How to Learn Math: For Students
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free statistics course free statistics course](https://prod-discovery.edx-cdn.org/media/course/image/54f10d8d-e1cd-44a9-9fe3-af78afe8a9ed-e646d043ea61.small.jpg)
![MIT MIT Massachusetts Institute of Technology](https://stemonline.tech/wp-content/uploads/2022/09/MIT.webp)
Fundamentals of Statistics
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free online algebra essentials course free online algebra essentials course](https://prod-discovery.edx-cdn.org/media/course/image/64f34469-e385-40a4-92af-67ab8e3a18eb-1a5112257328.small.jpg)
![SCH SCH](https://stemonline.tech/wp-content/uploads/2023/11/SCH.webp)
Introduction to Algebra
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free linear algebra course free linear algebra course](https://prod-discovery.edx-cdn.org/media/course/image/16e7e19f-9036-4916-a1c8-2b799b502212-8f52e8838f53.small.jpg)
![UOT UOT](https://stemonline.tech/wp-content/uploads/2023/11/UOT.webp)
Linear Algebra – Foundations to Frontiers
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free computer graphics course free computer graphics course](https://prod-discovery.edx-cdn.org/media/course/image/f6bc9b9c-e03f-4cde-b09d-bddd82dca299-9575e06fb3ff.small.jpg)
![UCS UCS](https://stemonline.tech/wp-content/uploads/2023/11/UCS.webp)
Computer Graphics
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free thermodynamics study course free thermodynamics study course](https://prod-discovery.edx-cdn.org/media/course/image/b4943c80-33c7-4f11-b6f8-4de028dd7251-721496b86026.small.jpeg)
![HAR Harvard University](https://stemonline.tech/wp-content/uploads/2022/09/HAR.webp)
Energy and Thermodynamics
![free quantum computing course free quantum computing course](https://prod-discovery.edx-cdn.org/media/course/image/e08ab5d6-00e1-4cab-8e00-12d05299e906-80280658b9d3.small.jpeg)
![CHI CHI](https://stemonline.tech/wp-content/uploads/2023/11/CHI.webp)
Introduction to Quantum Computing for Everyone
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free entropy dynamics course free entropy dynamics course](https://prod-discovery.edx-cdn.org/media/course/image/068c7389-2eca-4592-a226-414a96f9aeb0-d215ae59a4fa.small.jpeg)
![HAR Harvard University](https://stemonline.tech/wp-content/uploads/2022/09/HAR.webp)
Entropy and Equilibria
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free EMC course free EMC course](https://prod-discovery.edx-cdn.org/media/course/image/14e2d0d2-94e2-49e2-abee-319cd1bf6490-39b93abd6789.small.png)
![TUG TUG](https://stemonline.tech/wp-content/uploads/2023/11/TUG.webp)
Electromagnetic Compatibility Essentials
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free AP® physics 2 exam prep course free AP® physics 2 exam prep course](https://prod-discovery.edx-cdn.org/media/course/image/c5891efd-c0ab-40d1-8877-4cde9c1d254e-f58f4de708fb.small.png)
![DNE DNE](https://stemonline.tech/wp-content/uploads/2023/11/DNE.webp)
AP® Physics 2: Challenging Concepts
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free advanced nanophotonic course free advanced nanophotonic course](https://prod-discovery.edx-cdn.org/media/course/image/6ff44321-4fbf-4cb3-8d27-39a57b791473-c8adf79cc0e1.small.jpg)
![PUR PUR](https://stemonline.tech/wp-content/uploads/2023/11/PUR.webp)
Nanophotonic Modeling
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free advanced quantum mechanics course free advanced quantum mechanics course](https://prod-discovery.edx-cdn.org/media/course/image/81a74e3c-73e8-47bd-8f40-2127f7da7c70-84250e85dd38.small.jpeg)
![STA Stanford University](https://stemonline.tech/wp-content/uploads/2022/09/STA.webp)
Quantum Mechanics for Scientists and Engineers 2
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free quantum optomechanics course free quantum optomechanics course](https://prod-discovery.edx-cdn.org/media/course/image/7c2fffbc-046b-4e30-be81-37ba35da4a0d-232dfca3e272.small.jpeg)
![EPF EPF](https://stemonline.tech/wp-content/uploads/2023/11/EPF.webp)
Cavity Quantum Optomechanics
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free cosmic chemistry course free cosmic chemistry course](https://prod-discovery.edx-cdn.org/media/course/image/123e28f1-5eae-4663-9198-769b98430c92-abc7ec5863b6.small.jpg)
![SEO SEO](https://stemonline.tech/wp-content/uploads/2023/11/SEO.webp)
Big Bang and the Origin of Chemical Elements
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free solid state fundamentals course free solid state fundamentals course](https://prod-discovery.edx-cdn.org/media/course/image/f93eb1c8-0d99-4fbf-b702-d0027307774c-6ed8733890fa.small.jpg)
![MIT MIT Massachusetts Institute of Technology](https://stemonline.tech/wp-content/uploads/2022/09/MIT.webp)
Introduction to Solid State Chemistry
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free innovative cement course free innovative cement course](https://prod-discovery.edx-cdn.org/media/course/image/2df17b08-a8b4-4b41-a493-e0507ec35915-78da70875137.small.jpg)
![EPF EPF](https://stemonline.tech/wp-content/uploads/2023/11/EPF.webp)
Cement Chemistry and Sustainable Cementitious Materials
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free chemistry foundation course free chemistry foundation course](https://prod-discovery.edx-cdn.org/media/course/image/058a2b68-3e16-4d68-819f-635540d9c5ba-c04d071d39b0.small.jpeg)
![TUD TUD](https://stemonline.tech/wp-content/uploads/2023/11/TUD-1.webp)
Pre-University Chemistry
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free thermodynamics study course free thermodynamics study course](https://prod-discovery.edx-cdn.org/media/course/image/b4943c80-33c7-4f11-b6f8-4de028dd7251-721496b86026.small.jpeg)
![HAR Harvard University](https://stemonline.tech/wp-content/uploads/2022/09/HAR.webp)
Energy and Thermodynamics
![free materials capstone course free materials capstone course](https://prod-discovery.edx-cdn.org/media/course/image/7bd81dff-d1b7-4571-9497-edf2ae2ca671-2fbc884b0cd2.small.jpeg)
![MIT MIT Massachusetts Institute of Technology](https://stemonline.tech/wp-content/uploads/2022/09/MIT.webp)
Capstone Exam – Materials for Electronic, Optical, and Magnetic Devices
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free fundamentals of electrochemistry course free fundamentals of electrochemistry course](https://prod-discovery.edx-cdn.org/media/course/image/e7a63f2a-0288-4a69-9c51-b2ecf5473bce-dba56922ff91.small.jpeg)
![HAR Harvard University](https://stemonline.tech/wp-content/uploads/2022/09/HAR.webp)
Electrochemistry
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free CLEP chemistry exam course free CLEP chemistry exam course](https://prod-discovery.edx-cdn.org/media/course/image/6294b892-ee1c-44bd-a814-5f39142a40f1.small.jpg)
![COO COO](https://stemonline.tech/wp-content/uploads/2023/11/COO.jpg)
Preparing for CLEP Chemistry: Part 1
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free climate modeling course free climate modeling course](https://prod-discovery.edx-cdn.org/media/course/image/9f5c3e80-01da-4afa-a72d-2db0f7370679-098bfe7db8b1.small.jpg)
![CHI CHI](https://stemonline.tech/wp-content/uploads/2023/11/CHI.webp)
Modeling Climate Change
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free introductory radio astronomy course free introductory radio astronomy course](https://prod-discovery.edx-cdn.org/media/course/image/7c0466e5-be3b-4307-ab61-16f55a6639bb-140d5cd69897.small.jpeg)
![EPF EPF](https://stemonline.tech/wp-content/uploads/2023/11/EPF.webp)
The Radio Sky I: Science and Observations
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free volcano monitoring course free volcano monitoring course](https://prod-discovery.edx-cdn.org/media/course/image/bc74bc61-143d-404b-9b1c-825d07d39f51-03023dcb781f.small.jpg)
![ICE ICE](https://stemonline.tech/wp-content/uploads/2023/11/ICE.webp)
Monitoring Volcanoes and Magma Movements
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free hydrology course free hydrology course](https://prod-discovery.edx-cdn.org/media/course/image/4b5f8939-4451-428e-82c6-039365815dfc-fa5d6c05fb11.small.png)
![PUR PUR](https://stemonline.tech/wp-content/uploads/2023/11/PUR.webp)
Groundwater Cycle
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free Antarctic geology course free Antarctic geology course](https://prod-discovery.edx-cdn.org/media/course/image/240e3327-bc8f-4682-a3cc-a7a43c925c7d-4b2d8d8c0fa1.small.jpg)
![VUW VUW](https://stemonline.tech/wp-content/uploads/2023/11/VUW.webp)
Antarctica: From Geology to Human History
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free climate change course free climate change course](https://prod-discovery.edx-cdn.org/media/course/image/32779451-9094-45c8-9805-505bfe77ae02-febc6b6268d5.small.png)
![SDG SDG](https://stemonline.tech/wp-content/uploads/2023/11/SDG.webp)
Climate Change: The Science and Global Impact
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free Antarctic climate course free Antarctic climate course](https://prod-discovery.edx-cdn.org/media/course/image/8c0f10c7-8d24-4357-8420-b5bbe21a8264-d12cfb508a84.small.jpeg)
![UOC UOC](https://stemonline.tech/wp-content/uploads/2023/11/UOC.webp)
Antarctica in a Changing Climate
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)
![free deep geology course free deep geology course](https://prod-discovery.edx-cdn.org/media/course/image/9e80a964-3a61-42c6-868d-8ebaceed8386-e3d049536ab4.small.jpg)
![TIT TIT](https://stemonline.tech/wp-content/uploads/2023/11/TIT.webp)
Introduction to Deep Earth Science
![](https://stemonline.tech/wp-content/uploads/2023/09/EdX_logo.png)