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: Model Evaluation, Statistical Modeling, Applied Machine Learning, Unsupervised Learning, Statistical Machine Learning, Classification And Regression Tree (CART), Data Science, Decision Tree Learning, Statistical Methods, Artificial Neural Networks, Statistical Analysis, Regression Analysis, Predictive Modeling, Classification Algorithms, Supervised Learning, R Programming, Machine Learning Algorithms, Dimensionality Reduction, Machine Learning, Random Forest Algorithm
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Calculus, Applied Mathematics, Trigonometry, Mathematical Modeling, Algebra, Derivatives, Geometry
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Electrical Engineering, electromagnetics, Electronic Components, Mathematical Modeling, Thermal Management, Engineering Analysis, Engineering Design Process, Engineering Calculations
Intermediate · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Robotics, Mathematical Modeling, Mathematical Software, Engineering Calculations, Applied Mathematics, Engineering Analysis, Mechanics, Simulation and Simulation Software, Engineering, Virtual Environment, Torque (Physics), Numerical Analysis
Intermediate · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Ancient History, Research, Political Sciences, Ethical Standards And Conduct, European History, World History, Cultural Diversity, Scientific Methods, Discussion Facilitation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Storyboarding, Wireframing, User Experience Design, UI/UX Research, Usability Testing, Information Architecture, Presentations, User Research, Web Design, Figma (Design Software), Design Reviews, Persona (User Experience), Web Content Accessibility Guidelines, User Story, Data Ethics, User Centered Design, Usability, Interviewing Skills, Applicant Tracking Systems
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Data Storytelling, Rmarkdown, Data Literacy, Data Visualization, Data Presentation, Data Ethics, Data Cleansing, Data Validation, Ggplot2, Tableau Software, Sampling (Statistics), Presentations, Spreadsheet Software, Data Analysis, Stakeholder Communications, LinkedIn, Data Structures, Object Oriented Programming (OOP), Interviewing Skills, Applicant Tracking Systems
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

École Polytechnique
Skills you'll gain: Climate Change Mitigation, Electric Power Systems, Electrical Power, Energy and Utilities, Sustainable Technologies, Environmental Issue, Environmental Science, Project Finance, Semiconductors, Economics, Basic Electrical Systems, Materials science
Beginner · Course · 1 - 4 Weeks

Technical University of Denmark (DTU)
Skills you'll gain: Jupyter, Medical Imaging, 3D Modeling, Image Analysis, Engineering Analysis, Finite Element Methods, Numerical Analysis, Mathematical Modeling, Materials science, Simulation and Simulation Software, Digital Signal Processing, Python Programming, Applied Mathematics
Mixed · Course · 1 - 3 Months

University of Florida
Skills you'll gain: Land Management, Climate Change Mitigation, Sustainable Development, Sustainable Systems, Environment and Resource Management, Water Resources, Sustainability Standards, Climate Change Adaptation, Water Resource Management, Environment, Natural Resource Management, Plant Operations and Management, Systems Thinking, Environmental Science, General Science and Research, Spatial Analysis, Socioeconomics, Research, Research Methodologies, Biology
Intermediate · Specialization · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Music Theory, Music, Post-Production, Media Production, Musical Composition, Music History, Digital Publishing, Software Installation, Creativity, Editing
Intermediate · Course · 1 - 4 Weeks

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