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.

Yonsei University
Skills you'll gain: Wireless Networks, Communication Systems, Telecommunications, Digital Communications, System Design and Implementation, Network Protocols, Emerging Technologies
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Ancient History, World History, Research, European History, Storytelling, Culture, Language Interpretation, Translation, and Studies
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Energy and Utilities, Oil and Gas, Strategic Thinking, Global Marketing, Business Analysis, Business Economics, Supply And Demand, Stakeholder Analysis, Business Analytics, Economics, Political Sciences, Environment and Resource Management, Natural Resource Management, Emerging Technologies
Mixed · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Ethical Standards And Conduct, Liberal Arts, Case Studies, Social Justice, Environmental Issue, Research, Social Impact, Economics, Policy, and Social Studies, Policy Analysis, Political Sciences, Personal Development
Mixed · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Social Impact, Social Justice, Sustainable Development, Environmental Issue, Social Sciences, Philanthropy, Community Development, Health Care, Sociology, Public Health, Empowerment, Climate Change Adaptation, Economics
Beginner · Course · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Life Sciences, Physical Science, Biology, General Science and Research, Biochemistry, Physics, Experimentation, Chemistry, Environmental Science
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Intellectual Property, Data Sharing, Multimedia, Music, Video Production, Electronic Media, Law, Regulation, and Compliance, Photography
Mixed · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Robotics, Control Systems, Remote Access Systems, Mobile Development, Basic Electrical Systems, Electronic Components, Computer Programming
Mixed · Course · 1 - 3 Months

American Museum of Natural History
Skills you'll gain: Climate Change Programs, Climate Change Mitigation, Social Sciences, Environmental Issue, Climate Change Adaptation, Socioeconomics, Economics, Policy, and Social Studies, Environment, Scientific Methods, Environmental Science, Physical Science, General Science and Research, Media and Communications, Hydrology, Mathematical Modeling, Model Evaluation
Mixed · Course · 1 - 3 Months

ISAE-SUPAERO
Skills you'll gain: Mechanics, Thermal Management, Energy and Utilities, Hazard Analysis, Risk Control, Physical Science, Simulations, Applied Mathematics, Control Systems, Systems Of Measurement, Vibrations, Engineering Analysis, Engineering Calculations, Physics, Engineering, Mathematical Modeling
Beginner · Specialization · 3 - 6 Months

University of Geneva
Skills you'll gain: Physics, electromagnetics, Materials science, Laboratory Equipment, Physical Science, Radiation Protection, Experimentation, Mechanics, Research
Mixed · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Self-Awareness, Personal Development, Mindfulness, Positivity, Goal Setting, Resilience, Emotional Intelligence, Stress Management, Mental Concentration, Relationship Building
Beginner · Course · 1 - 3 Months