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.

The University of Edinburgh
Skills you'll gain: Discussion Facilitation, Environmental Issue, Sustainable Development, Research, Climate Change Adaptation, Community Organizing, Cultural Responsiveness, Sustainability Standards, Student Engagement, Environmental Policy, Climate Change Mitigation, Community Development, Advocacy, Creativity, Education and Training, International Relations, Social Justice
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Physics, Physical Science, Materials science, Chemistry, Mechanics, Advanced Mathematics, Mathematical Modeling, Computational Thinking, Simulations, Applied Mathematics, Calculus
Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Blockchain, Loans, Lending and Underwriting, FinTech, Cyber Risk, Operational Risk, Scalability, Regulatory Compliance, Interoperability, Commercial Lending, Payment Systems, Risk Management, Financial Inclusion, Exploit development, Derivatives, Key Management, Cryptography, Finance, Entrepreneurial Finance, Entrepreneurship
Intermediate · Specialization · 3 - 6 Months

Tecnológico de Monterrey
Skills you'll gain: ChatGPT, Responsible AI, Prompt Engineering, Data Ethics, Artificial Intelligence, Productivity, Generative AI, LLM Application, Digital pedagogy, Natural Language Processing, Content Creation
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Grammar, Vocabulary, English Language, Language Competency
Beginner · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Social Media Strategy, Content Marketing, Social Media, Marketing Effectiveness, Marketing Strategies, Campaign Management, Return On Investment, Key Performance Indicators (KPIs), Brand Awareness, Influencing, Customer Engagement, Marketing Analytics, Presentations, Target Audience
Intermediate · Course · 1 - 3 Months

Yale University
Skills you'll gain: Health Promotion, Health Education, Health And Wellness Coaching, Nutrition and Diet, Public Health, Behavioral Health, Social Determinants Of Health, Community Health, Mental Health, Behavioral Economics, Physical Therapy, Goal Setting
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Global Positioning Systems, Journalism, Music, Political Sciences, Entrepreneurship, Systems Engineering, Culture, Aerospace Basic Quality System Standards, Media and Communications, International Relations, Governance, Higher Education, Public Policies, Physical Science, Liberal Arts, Geographic Information Systems, Physics, Engineering Design Process, Environmental Science, Writing
Beginner · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Mobile Development, Front-End Web Development, Web Design, Web Development, Application Deployment, Cloud Deployment, User Interface (UI), User Interface (UI) Design, UI Components, Software Engineering
Intermediate · Specialization · 1 - 4 Weeks

Coursera
Skills you'll gain: Simulations, Microbiology, Biology, Programming Principles, Mathematical Modeling, Computer Programming
Intermediate · Guided Project · Less Than 2 Hours

Stanford University
Skills you'll gain: Child Health, Maternal Health, Infant Care, Preventative Care, Family Support, Nutrition and Diet
Beginner · Course · 1 - 4 Weeks

Insper
Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Capital Budgeting, Financial Accounting, Income Statement, Balance Sheet, Return On Investment, Financial Management, Cash Flows, Cost Accounting, Business Mathematics
Beginner · Course · 1 - 3 Months