Course

Create pages and websites with Tails, a Tailwind CSS site builder and component library.

Stitz-Zeager provides free, open precalculus materials covering college algebra, trigonometry, and precalculus.

Math Help Online offers test-prep courses and tutoring for placement tests, teacher certification exams and other math courses.

Athabasca University offers flexible online distance learning, undergraduate and graduate programs, and professional development.

Learn English Online provides English lessons and resources for people studying the language.

DOM Events visualizes the Document Object Model event system through interactive examples.

egghead offers expert-led courses and curated resources for modern web development.

The official Tōku Reo site accompanies its language-learning television show with interactive exercises, podcasts, and a forum.

Google Digital Garage offers more than 80 online courses, digital training resources and tools for building skills and careers.

MathGPT.ai provides instructor-led AI math tutoring and learning support for students taking math courses.

P2PU supports peer learning in public spaces through a grassroots learning community.

Learnamic helps educators and homeschoolers find curriculum, learning materials and educational tools by topic and format.

TechSchool provides free technology education and programming courses, including Elixir, Python, Ruby, React, and Node.

HyperPhysics presents a concept reference with indexes for videos, demos, class materials, papers, and connections to chemistry, geophysics, and biology.

VideoNeat curates science learning materials and provides a page for browsing its selected resources.

Data Engineering Zoomcamp offers a free nine-week course that teaches data engineering system development.

ChemQuiz helps high school and introductory college students practice chemistry skills.

PC Progress provides website account and information resources for visitors and general users.

Coursebox turns prompts or documents into online courses with quizzes, videos, and interactive scenarios.

The Yojik site gathers FSI, DLI, and Peace Corps language courses, along with audio collections and other course materials.

Information is Beautiful turns data, information and knowledge into infographics and visualizations.

Agora.community offers animation learning material, with a focus on studio-level skills.

This GitHub wiki collects books, resources and courses for studying music theory and sound.

Tatsumoto's guide provides material for learning Japanese through input and study resources.