HTML, CSS, and JavaScript courses can help you learn web page structure, styling, and interactivity, along with responsive design and accessibility practices. You can build skills in creating layouts, implementing animations, and optimizing user experiences across different devices. Many courses introduce tools like code editors, version control systems, and browser developer tools, that support testing and refining your projects. By mastering these skills and tools, you’ll be well-equipped to develop engaging websites and applications.

University of Colorado Boulder
Skills you'll gain: Power Electronics, Semiconductors, Electrical Power, Electronics, Electrical Engineering, Electronic Components, Engineering Analysis, Simulation and Simulation Software
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

University of Rochester
Skills you'll gain: Music History, Music, Instrumental Music, Musical Composition
Beginner · Course · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: HTML and CSS, Responsive Web Design, Hypertext Markup Language (HTML), Web Design and Development, Cascading Style Sheets (CSS), Web Development, Web Applications, Web Design, Front-End Web Development, Animations
Beginner · Course · 1 - 3 Months
Dartmouth College
Skills you'll gain: Environment, Environmental Issue, Environmental Science, Demography, Energy and Utilities, Sustainable Development, Biology, Hydrology, Water Quality, Nutrition and Diet, Oil and Gas, Electric Power Systems, Systems Thinking, Water Resource Management, Natural Resource Management, Sustainable Technologies, Physics, Climate Change Mitigation, Construction, Chemistry
Beginner · Specialization · 1 - 3 Months

University of London
Skills you'll gain: Public History, Storytelling, Program Evaluation, Media and Communications, Research, Community Outreach, Timelines, Case Studies, Cultural Diversity, Research Methodologies, Creativity, Interviewing Skills
Beginner · Course · 1 - 3 Months

Hebrew University of Jerusalem
Skills you'll gain: Calculus, Advanced Mathematics, Integral Calculus, Trigonometry, Mathematical Theory & Analysis, Geometry, Algebra, Applied Mathematics, Derivatives
Mixed · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: SketchUp (3D Modeling Software), 3D Modeling, Construction, Building Design, Architectural Drawing, 3D Assets, Architecture and Construction, Computer-Aided Design
Intermediate · Course · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Architectural Design, Art History, Architecture and Construction, Aesthetics, European History, Design Elements And Principles, Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Engineering Analysis, Thermal Management, Hydraulics, Mechanical Engineering, Simulations, Numerical Analysis, Mathematical Modeling, Chemical Engineering, Differential Equations, Scientific Visualization, Physics
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Analysis, Applied Mathematics, Mathematical Modeling, Analytical Skills, Statistics, Systems Of Measurement, Correlation Analysis, Regression Analysis
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, User Interface (UI), HTML and CSS, Web Design, Figma (Design Software), Typography, Front-End Web Development, Web Design and Development, Maintainability, Mockups, Web Content Accessibility Guidelines, Cascading Style Sheets (CSS), Web Development, Usability, Prototyping, Browser Compatibility, User Experience Design, Web Development Tools, Software Engineering
Intermediate · Specialization · 3 - 6 Months

École Polytechnique
Skills you'll gain: Vibrations, Engineering Analysis, Hydraulics, Environmental Engineering, Civil Engineering, Mechanical Engineering, Engineering, Mechanics, Chemical and Biomedical Engineering, Biological Engineering, Simulations, Mathematical Modeling
Intermediate · Course · 1 - 3 Months