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.

Skills you'll gain: TypeScript, Javascript, React.js, JavaScript Frameworks, Web Development Tools, Application Development, Web Development
Intermediate · Guided Project · Less Than 2 Hours

University of California San Diego
Skills you'll gain: Combinatorics, Probability, Probability Distribution, Algorithms, Bayesian Statistics, Mathematical Modeling, Statistics, Arithmetic, Python Programming, Simulations
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Penetration Testing, Application Security, Secure Coding, Exploitation techniques, Software Design Patterns, Vulnerability Assessments, Amazon Web Services, SQL, Operating Systems, C (Programming Language)
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Social Studies, Diversity Awareness, Culture, Cultural Diversity, Social Justice, Anthropology, Socioeconomics, Social Sciences, World History, International Relations
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Semiconductors, Electronic Components, Electrical Engineering, Electronics Engineering, Electronics, Materials science
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Mathematics Education, Education Software and Technology, Research, Science and Research, Qualitative Research
Mixed · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Probability & Statistics, Analytical Skills, Exploratory Data Analysis, Estimation, Logistic Regression
Intermediate · Course · 1 - 3 Months

Michigan State University
Skills you'll gain: Journalism, Media and Communications, International Relations, Interviewing Skills, Ethical Standards And Conduct, Decision Making, Podcasting, Storytelling, Safety and Security, Content Creation, Digital Publishing, Diversity Awareness, Business Modeling
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Computational Thinking, Data Analysis, C (Programming Language), Statistical Analysis, Programming Principles, Data Structures, Descriptive Statistics, Data Visualization Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Music Theory, Musical Composition, Music, Instrumental Music, Music Performance, Creativity
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Teaching, Differentiated Instruction, Pedagogy, Instructional Strategies, Human Learning, Cultural Diversity, Research, Student-Centred Learning, Media and Communications, Curriculum Development
Beginner · Course · 1 - 4 Weeks

University of Cambridge
Skills you'll gain: Accrual Accounting, Accruals, Financial Accounting, Financial Modeling, Accounting, Equities, Financial Market, Capital Markets, Financial Analysis, Sustainable Business, Depreciation, Financial Statements, Cash Flows, Loans, Profit and Loss (P&L) Management, Microsoft Excel, Strategic Decision-Making
Intermediate · Course · 1 - 3 Months